{"title":"WNMG Turning Inserts","description":"\u003cp\u003eWNMG is the 80° trigon turning insert: the strength of an 80° corner, with three corners per side on a double-sided insert, so each one gives you six cutting corners. W is the trigon shape, N means 0° relief (a negative insert), M is the tolerance class, and G means a center hole with chip breakers on both sides.\u003c\/p\u003e\u003cp\u003eISO and ANSI codes name the same insert: WNMG 080408 is WNMG 432, and 060408 is 332.\u003c\/p\u003e\u003cp\u003eNot sure which chip breaker or grade fits your material? Read our \u003ca href=\"\/blogs\/techtalks\/turning-insert-designation-explained\"\u003eturning insert code guide\u003c\/a\u003e or call us at (248) 310-9599.\u003c\/p\u003e","products":[{"product_id":"fm200349","title":"WNMG 060404 Chip Breaker BF Grade FM2533 \/ WNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060404 \/ WNMG 331, chip breaker BF, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BF \/ FM200349","offer_id":39770111705274,"sku":"FM200349","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG_060404-BF_ISO_FM_Carbide_Insert.jpg?v=1621957901"},{"product_id":"fm200350","title":"WNMG 060404 Chip Breaker BF Grade FM2543 \/ WNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060404 \/ WNMG 331, chip breaker BF, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BF \/ FM200350","offer_id":39770111738042,"sku":"FM200350","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG_060404-BF_ISO_FM_Carbide_Insert_e00bf061-c37a-437b-9267-4db538282aed.jpg?v=1621957902"},{"product_id":"fm200351","title":"WNMG 060404 Chip Breaker BF Grade FM2553 \/ WNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060404 \/ WNMG 331, chip breaker BF, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BF \/ FM200351","offer_id":39770111770810,"sku":"FM200351","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG_060404-BF_ISO_FM_Carbide_Insert_10e7cf47-7fef-4475-8289-484bb4646919.jpg?v=1621957903"},{"product_id":"fm500352","title":"WNMG 060408 Chip Breaker BG Grade FM524 \/ WNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060408 \/ WNMG 332, chip breaker BG, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BG \/ FM500352","offer_id":39770113409210,"sku":"FM500352","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG060408-BG_ISO.jpg?v=1621957904"},{"product_id":"fm200429","title":"WNMG 060408 Chip Breaker BG Grade FM2533 \/ WNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060408 \/ WNMG 332, chip breaker BG, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BG \/ FM200429","offer_id":39770113966266,"sku":"FM200429","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG060408-BG_ISO_e4e9e803-6708-4f95-ada4-a8841dbdd09b.jpg?v=1621957905"},{"product_id":"fm200353","title":"WNMG 060408 Chip Breaker BG Grade FM2543 \/ WNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060408 \/ WNMG 332, chip breaker BG, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BG \/ FM200353","offer_id":39770113999034,"sku":"FM200353","price":7.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG060408-BG_ISO_51c447b8-cf8f-4985-b845-4a3769166220.jpg?v=1621957906"},{"product_id":"fm200430","title":"WNMG 060408 Chip Breaker BG Grade FM2553 \/ WNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 060408 \/ WNMG 332, chip breaker BG, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 060408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 3\/8\" (9.52 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e8 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 3\/8\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003ca href=\"\/products\/mwlnr-10-3a\"\u003eMWLNR 10-3A\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-3b\"\u003eMWLNL 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3b\"\u003eMWLNR 12-3B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-3c\"\u003eMWLNR 12-3C\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-3c\"\u003eMWLNL 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-16-3d\"\u003eMWLNL 16-3D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3c\"\u003eMWLNR 16-3C\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-3d\"\u003eMWLNR 16-3D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 11 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BG \/ FM200430","offer_id":39770114031802,"sku":"FM200430","price":4.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG060408-BG_ISO_0894da46-953e-41b7-9abd-75115774fdb6.jpg?v=1621957908"},{"product_id":"fm200410","title":"WNMG 080404 Chip Breaker BC Grade FM2533 \/ WNMG 431 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BC, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BC \/ FM200410","offer_id":39770114097338,"sku":"FM200410","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BC_ISO_494f3d7e-cd3f-473e-b6f4-cff141a6b35f.jpg?v=1621957909"},{"product_id":"fm200411","title":"WNMG 080404 Chip Breaker BC Grade FM2543 \/ WNMG 431 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BC, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BC \/ FM200411","offer_id":39770114130106,"sku":"FM200411","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BC_ISO_a5d6aa0d-5d5a-4bbc-b8b0-1de30a812f91.jpg?v=1621957910"},{"product_id":"fm200412","title":"WNMG 080404 Chip Breaker BC Grade FM2553 \/ WNMG 431 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BC, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BC \/ FM200412","offer_id":39770114195642,"sku":"FM200412","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BC_ISO_64869d5e-aa19-41cb-ab48-b90b4b27d646.jpg?v=1621957911"},{"product_id":"fm500438","title":"WNMG 080404 Chip Breaker BF Grade FM524 \/ WNMG 431 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BF, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BF \/ FM500438","offer_id":39770114228410,"sku":"FM500438","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_66233980-bcdb-4fc4-b475-651dc36b892f.jpg?v=1621957912"},{"product_id":"fm200357","title":"WNMG 080404 Chip Breaker BF Grade FM2533 \/ WNMG 431 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BF, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BF \/ FM200357","offer_id":39770114293946,"sku":"FM200357","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_6a5bfd09-7f24-4802-bd37-ba45ea3c3777.jpg?v=1621957914"},{"product_id":"fm200358","title":"WNMG 080404 Chip Breaker BF Grade FM2543 \/ WNMG 431 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BF, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BF \/ FM200358","offer_id":39770114326714,"sku":"FM200358","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_6d983160-1560-4136-84d0-fab446f6c942.jpg?v=1621957915"},{"product_id":"fm200359","title":"WNMG 080404 Chip Breaker BF Grade FM2553 \/ WNMG 431 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BF, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BF \/ FM200359","offer_id":39770114359482,"sku":"FM200359","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_f25c022f-37c5-4b32-96dc-235f8205b8ea.jpg?v=1621957917"},{"product_id":"fm500413","title":"WNMG 080404 Chip Breaker BG Grade FM524 \/ WNMG 431 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BG, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BG \/ FM500413","offer_id":39770114425018,"sku":"FM500413","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_81f7f5de-698a-471e-8824-181a1c2babd6.jpg?v=1621957918"},{"product_id":"fm200360","title":"WNMG 080404 Chip Breaker BG Grade FM2533 \/ WNMG 431 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BG, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BG \/ FM200360","offer_id":39770114457786,"sku":"FM200360","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_1817ceb1-404f-4a96-bef0-0cb42bb377f8.jpg?v=1621957919"},{"product_id":"fm200145","title":"WNMG 080404 Chip Breaker BG Grade FM2543 \/ WNMG 431 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BG, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BG \/ FM200145","offer_id":39770114490554,"sku":"FM200145","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO.jpg?v=1621957921"},{"product_id":"fm200361","title":"WNMG 080404 Chip Breaker BG Grade FM2553 \/ WNMG 431 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BG, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BG \/ FM200361","offer_id":39770114523322,"sku":"FM200361","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_e4d2053d-8cda-4ceb-a9c7-145e171cfedb.jpg?v=1621957923"},{"product_id":"fm200473","title":"WNMG 080404 Chip Breaker BMF Grade FM2553 \/ WNMG 431 BMF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080404 \/ WNMG 431, chip breaker BMF, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/64\" corner radius. The BMF breaker is the finishing geometry: 0.003–0.012 ipr (0.07–0.3 mm\/rev) at 0.01–0.06\" (0.2–1.5 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/64\" (0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BMF — Stainless steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.003–0.012 ipr (0.07–0.3 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.01–0.06\" (0.2–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BMF \/ FM200473","offer_id":39770114687162,"sku":"FM200473","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080404-BF_ISO_91ceb8f8-0470-4d9b-bed7-5dd049cb5c5a.jpg?v=1621957925"},{"product_id":"fm200382","title":"WNMG 080408 Chip Breaker BC Grade FM2533 \/ WNMG 432 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BC, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BC \/ FM200382","offer_id":39770114719930,"sku":"FM200382","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_6261dd0a-31bb-4c04-ac81-53f22060dfe4.jpg?v=1621957927"},{"product_id":"fm200490","title":"WNMG 080408 Chip Breaker BC Grade FM2538 \/ WNMG 432 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BC, grade FM2538 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2538 is a CVD grade — balanced productivity for continuous cuts — high wear resistance with improved toughness.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1340 SFM (170–410 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 430–1180 SFM (130–360 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 260–1020 SFM (80–310 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2538 \/ BC \/ FM200490","offer_id":39770114752698,"sku":"FM200490","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_d7af2f61-dcf3-44c7-a1b8-e0c5b69c372e.jpg?v=1621957928"},{"product_id":"fm200158","title":"WNMG 080408 Chip Breaker BC Grade FM2543 \/ WNMG 432 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BC, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BC \/ FM200158","offer_id":39770114785466,"sku":"FM200158","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_5dc5a6ed-7fa4-4150-998d-ee241945fd66.jpg?v=1621957929"},{"product_id":"fm200383","title":"WNMG 080408 Chip Breaker BC Grade FM2553 \/ WNMG 432 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BC, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BC \/ FM200383","offer_id":39770114818234,"sku":"FM200383","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_f491a247-30c2-4d2b-a80c-3c2fad150819.jpg?v=1621957930"},{"product_id":"fm500219","title":"WNMG 080408 Chip Breaker BF Grade FM524 \/ WNMG 432 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BF, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BF \/ FM500219","offer_id":39770114851002,"sku":"FM500219","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_024822e9-6707-4c24-bc14-4120e3e82404.jpg?v=1621957931"},{"product_id":"fm200220","title":"WNMG 080408 Chip Breaker BF Grade FM2533 \/ WNMG 432 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BF, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BF \/ FM200220","offer_id":39770114949306,"sku":"FM200220","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_6a1e12d8-b512-4d39-8d5a-86e512e9978f.jpg?v=1621957933"},{"product_id":"fm200221","title":"WNMG 080408 Chip Breaker BF Grade FM2543 \/ WNMG 432 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BF, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BF \/ FM200221","offer_id":39770114982074,"sku":"FM200221","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO.jpg?v=1621957934"},{"product_id":"fm200222","title":"WNMG 080408 Chip Breaker BF Grade FM2553 \/ WNMG 432 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BF, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BF breaker is the finishing geometry: 0.002–0.010 ipr (0.05–0.25 mm\/rev) at 0.02–0.06\" (0.5–1.5 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BF — Steel — finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.002–0.010 ipr (0.05–0.25 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.02–0.06\" (0.5–1.5 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BF \/ FM200222","offer_id":39770115014842,"sku":"FM200222","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_5997c86a-5043-49b8-b507-9e7a47e326aa.jpg?v=1621957935"},{"product_id":"fm500186","title":"WNMG 080408 Chip Breaker BG Grade FM524 \/ WNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BG, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BG \/ FM500186","offer_id":39770115080378,"sku":"FM500186","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_18b59c67-4e73-4950-a450-149e0dd6295c.jpg?v=1621957936"},{"product_id":"fm200187","title":"WNMG 080408 Chip Breaker BG Grade FM2533 \/ WNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BG, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BG \/ FM200187","offer_id":39770115113146,"sku":"FM200187","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_ce9c9b4a-c478-404a-99ec-78aa1f86314d.jpg?v=1621957938"},{"product_id":"fm200491","title":"WNMG 080408 Chip Breaker BG Grade FM2538 \/ WNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BG, grade FM2538 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2538 is a CVD grade — balanced productivity for continuous cuts — high wear resistance with improved toughness.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1340 SFM (170–410 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 430–1180 SFM (130–360 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 260–1020 SFM (80–310 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2538 \/ BG \/ FM200491","offer_id":39770115145914,"sku":"FM200491","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_b4c39107-2cb4-4c6b-a654-a3dc42a8164b.jpg?v=1621957939"},{"product_id":"fm200151","title":"WNMG 080408 Chip Breaker BG Grade FM2543 \/ WNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BG, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BG \/ FM200151","offer_id":39770115178682,"sku":"FM200151","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_0933b1c7-3340-44e3-a5af-04e6b957d900.jpg?v=1621957940"},{"product_id":"fm200188","title":"WNMG 080408 Chip Breaker BG Grade FM2553 \/ WNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BG, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BG \/ FM200188","offer_id":39770115408058,"sku":"FM200188","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_00877f25-1807-4dba-a6ff-7fef9f66faec.jpg?v=1621957941"},{"product_id":"fm500414","title":"WNMG 080408 Chip Breaker BL Grade FM524 \/ WNMG 432 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BL, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BL breaker is the semi-finishing geometry: 0.004–0.012 ipr (0.1–0.3 mm\/rev) at 0.04–0.12\" (1–3 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BL — Steel — semi-finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.004–0.012 ipr (0.1–0.3 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.04–0.12\" (1–3 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BL \/ FM500414","offer_id":39770115539130,"sku":"FM500414","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_10fa997b-b5db-4590-94ba-983eafdbb728.jpg?v=1621957943"},{"product_id":"fm200363","title":"WNMG 080408 Chip Breaker BL Grade FM2533 \/ WNMG 432 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BL, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BL breaker is the semi-finishing geometry: 0.004–0.012 ipr (0.1–0.3 mm\/rev) at 0.04–0.12\" (1–3 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BL — Steel — semi-finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.004–0.012 ipr (0.1–0.3 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.04–0.12\" (1–3 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BL \/ FM200363","offer_id":39770115604666,"sku":"FM200363","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_eef65924-02ab-4685-83b0-e76b2ac24d34.jpg?v=1621957944"},{"product_id":"fm200142","title":"WNMG 080408 Chip Breaker BL Grade FM2543 \/ WNMG 432 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BL, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BL breaker is the semi-finishing geometry: 0.004–0.012 ipr (0.1–0.3 mm\/rev) at 0.04–0.12\" (1–3 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BL — Steel — semi-finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.004–0.012 ipr (0.1–0.3 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.04–0.12\" (1–3 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BL \/ FM200142","offer_id":39770115637434,"sku":"FM200142","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_078adb55-63de-4b51-beb4-3e6aec5e8b8f.jpg?v=1621957945"},{"product_id":"fm200364","title":"WNMG 080408 Chip Breaker BL Grade FM2553 \/ WNMG 432 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BL, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BL breaker is the semi-finishing geometry: 0.004–0.012 ipr (0.1–0.3 mm\/rev) at 0.04–0.12\" (1–3 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BL — Steel — semi-finishing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.004–0.012 ipr (0.1–0.3 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.04–0.12\" (1–3 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BL \/ FM200364","offer_id":39770115670202,"sku":"FM200364","price":7.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_1b80eb2c-fc4d-4361-9a90-c881aa14b1d4.jpg?v=1621957946"},{"product_id":"fm500189","title":"WNMG 080408 Chip Breaker BM Grade FM524 \/ WNMG 432 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BM, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BM \/ FM500189","offer_id":39770115735738,"sku":"FM500189","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_bb52044a-2608-483f-896e-e50beb63e1c1.jpg?v=1621957948"},{"product_id":"fm200190","title":"WNMG 080408 Chip Breaker BM Grade FM2533 \/ WNMG 432 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BM, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BM \/ FM200190","offer_id":39770115768506,"sku":"FM200190","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_a8d5ea7c-9581-4800-bb0e-3c049fb79ed2.jpg?v=1621957949"},{"product_id":"fm200492","title":"WNMG 080408 Chip Breaker BM Grade FM2538 \/ WNMG 432 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BM, grade FM2538 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. FM2538 is a CVD grade — balanced productivity for continuous cuts — high wear resistance with improved toughness.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1340 SFM (170–410 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 430–1180 SFM (130–360 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 260–1020 SFM (80–310 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2538 \/ BM \/ FM200492","offer_id":39770115834042,"sku":"FM200492","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_fd5cd63f-3136-4d52-8cbf-3926ae70222d.jpg?v=1621957950"},{"product_id":"fm200191","title":"WNMG 080408 Chip Breaker BM Grade FM2543 \/ WNMG 432 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BM, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BM \/ FM200191","offer_id":39770115866810,"sku":"FM200191","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_61a79769-6e3f-424f-b6c1-34f90e1085e2.jpg?v=1621957952"},{"product_id":"fm200192","title":"WNMG 080408 Chip Breaker BM Grade FM2553 \/ WNMG 432 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BM, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BM \/ FM200192","offer_id":39770115932346,"sku":"FM200192","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_b4f3e8d9-43ec-466c-8cc5-d4964d8fef2b.jpg?v=1621957953"},{"product_id":"fm500223","title":"WNMG 080408 Chip Breaker BR Grade FM524 \/ WNMG 432 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BR, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BR breaker is the roughing geometry: 0.012–0.024 ipr (0.3–0.6 mm\/rev) at 0.08–0.24\" (2–6 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BR — Steel — roughing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.012–0.024 ipr (0.3–0.6 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.08–0.24\" (2–6 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BR \/ FM500223","offer_id":39770115997882,"sku":"FM500223","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_345e6132-f789-4b8a-9490-34404fa3f2f0.jpg?v=1621957954"},{"product_id":"fm200224","title":"WNMG 080408 Chip Breaker BR Grade FM2533 \/ WNMG 432 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BR, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BR breaker is the roughing geometry: 0.012–0.024 ipr (0.3–0.6 mm\/rev) at 0.08–0.24\" (2–6 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BR — Steel — roughing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.012–0.024 ipr (0.3–0.6 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.08–0.24\" (2–6 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BR \/ FM200224","offer_id":39770116063418,"sku":"FM200224","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_c7b0d260-d31d-4951-9f8c-af40bf5a9788.jpg?v=1621957955"},{"product_id":"fm200225","title":"WNMG 080408 Chip Breaker BR Grade FM2543 \/ WNMG 432 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BR, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BR breaker is the roughing geometry: 0.012–0.024 ipr (0.3–0.6 mm\/rev) at 0.08–0.24\" (2–6 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BR — Steel — roughing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.012–0.024 ipr (0.3–0.6 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.08–0.24\" (2–6 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BR \/ FM200225","offer_id":39770116128954,"sku":"FM200225","price":8.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_c198d083-5b0d-4f40-bc50-c5c0eaee794a.jpg?v=1621957956"},{"product_id":"fm200226","title":"WNMG 080408 Chip Breaker BR Grade FM2553 \/ WNMG 432 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080408 \/ WNMG 432, chip breaker BR, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 1\/32\" corner radius. The BR breaker is the roughing geometry: 0.012–0.024 ipr (0.3–0.6 mm\/rev) at 0.08–0.24\" (2–6 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 1\/32\" (0.79 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BR — Steel — roughing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.012–0.024 ipr (0.3–0.6 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.08–0.24\" (2–6 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BR \/ FM200226","offer_id":39770116194490,"sku":"FM200226","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080408-BC_ISO_b7aec655-72f2-46e9-8bb9-668b383f749a.jpg?v=1621957958"},{"product_id":"fm200423","title":"WNMG 080412 Chip Breaker BC Grade FM2533 \/ WNMG 433 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080412 \/ WNMG 433, chip breaker BC, grade FM2533 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2533 is a CVD grade — stable steel applications and nodular cast iron — a balance of wear resistance and chipping resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 3\/64\" (1.19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P05–P20 · K15–K35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1480 SFM (170–450 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 330–1080 SFM (100–330 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 390–980 SFM (120–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–920 SFM (120–280 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2533 \/ BC \/ FM200423","offer_id":39770116292794,"sku":"FM200423","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080412-BC_ISO.jpg?v=1621957959"},{"product_id":"fm200482","title":"WNMG 080412 Chip Breaker BC Grade FM2538 \/ WNMG 433 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080412 \/ WNMG 433, chip breaker BC, grade FM2538 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2538 is a CVD grade — balanced productivity for continuous cuts — high wear resistance with improved toughness.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 3\/64\" (1.19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 560–1340 SFM (170–410 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 430–1180 SFM (130–360 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 260–1020 SFM (80–310 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2538 \/ BC \/ FM200482","offer_id":39770116325562,"sku":"FM200482","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080412-BC_ISO_9f423f0a-a7be-4099-9cd6-9e45460f6189.jpg?v=1621957960"},{"product_id":"fm200160","title":"WNMG 080412 Chip Breaker BC Grade FM2543 \/ WNMG 433 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080412 \/ WNMG 433, chip breaker BC, grade FM2543 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2543 is a CVD grade — first-choice grade for general steel work — continuous through interrupted cuts across steel applications.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 3\/64\" (1.19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2543\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P15–P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 590–1250 SFM (180–380 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 380–1150 SFM (110–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 200–980 SFM (60–300 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2543 \/ BC \/ FM200160","offer_id":39770116423866,"sku":"FM200160","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080412-BC_ISO_e90beace-2850-4d3b-ad8a-34527271fca9.jpg?v=1621957961"},{"product_id":"fm200415","title":"WNMG 080412 Chip Breaker BC Grade FM2553 \/ WNMG 433 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080412 \/ WNMG 433, chip breaker BC, grade FM2553 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" corner radius. The BC breaker is the medium roughing \u0026amp; cast iron geometry: 0.008–0.020 ipr (0.2–0.5 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM2553 is a CVD (Al₂O₃) grade — tough substrate for heavy interrupted cuts in steel and stainless, heavy roughing in mild steel, and first choice for superalloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 3\/64\" (1.19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BC — Steel — medium roughing \u0026amp; cast iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.020 ipr (0.2–0.5 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM2553\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD (Al₂O₃)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P20–P35 · M10–M30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 490–1150 SFM (150–350 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 300–980 SFM (90–300 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–820 SFM (70–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 390–750 SFM (120–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 260–660 SFM (80–200 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–260 SFM (35–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM2553 \/ BC \/ FM200415","offer_id":39770116456634,"sku":"FM200415","price":5.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080412-BC_ISO_bb5e0a61-f1e6-48a4-a4e2-5836deb46e7b.jpg?v=1621957963"},{"product_id":"fm500193","title":"WNMG 080412 Chip Breaker BG Grade FM524 \/ WNMG 433 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eWNMG 080412 \/ WNMG 433, chip breaker BG, grade FM524 — negative 80° trigon turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" corner radius. The BG breaker is the medium machining geometry: 0.008–0.016 ipr (0.2–0.4 mm\/rev) at 0.06–0.16\" (1.5–4 mm) depth of cut. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e WNMG 080412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e WNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e 80° trigon (W)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClearance angle:\u003c\/strong\u003e 0° — negative (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTolerance class:\u003c\/strong\u003e M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert type:\u003c\/strong\u003e G — with hole, chipbreaker both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInscribed circle (I.C.):\u003c\/strong\u003e 1\/2\" (12.7 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (4.76 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner radius:\u003c\/strong\u003e 3\/64\" (1.19 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChip breaker:\u003c\/strong\u003e BG — Steel — medium machining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed rate range:\u003c\/strong\u003e 0.008–0.016 ipr (0.2–0.4 mm\/rev)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of cut range:\u003c\/strong\u003e 0.06–0.16\" (1.5–4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e FM524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e CVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P01–P10 · K10–K25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 720–1570 SFM (220–480 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 720–1380 SFM (220–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 560–1380 SFM (170–420 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 390–1340 SFM (120–410 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e18 RMC toolholders in stock take this insert — 80° trigon, 0° — negative clearance, 1\/2\" inscribed circle, 3\/16\" thick. Pick by the shank your turret takes.\u003c\/p\u003e\u003ch4\u003eRMC square-shank toolholders — made in the USA\u003c\/h4\u003e\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e5\/8\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-10-4b\"\u003eMWLNL 10-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-10-4b\"\u003eMWLNR 10-4B\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e3\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-12-4b\"\u003eMWLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-12-4d\"\u003eMWLNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4b\"\u003eMWLNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-12-4d\"\u003eMWLNR 12-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-16-4d\"\u003eMWLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-16-4d\"\u003eMWLNR 16-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-20-4d\"\u003eMWLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-20-4e\"\u003eMWLNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4d\"\u003eMWLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-20-4e\"\u003eMWLNR 20-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-24-4d\"\u003eMWLNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnl-24-4e\"\u003eMWLNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4d\"\u003eMWLNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-24-4e\"\u003eMWLNR 24-4E\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"vertical-align:top;white-space:nowrap;padding:8px 14px 8px 0;border-bottom:1px solid #e1e3e3\"\u003e\u003cstrong\u003e1\" x 1-1\/4\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mwlnl-85-4d\"\u003eMWLNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mwlnr-85-4d\"\u003eMWLNR 85-4D\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eBoring bars and interchangeable heads.\u003c\/strong\u003e 9 more RMC tools take the same insert for internal turning. \u003ca href=\"\/collections\/rmc-boring-bars\"\u003eSee RMC boring bars →\u003c\/a\u003e\u003c\/p\u003e\u003csection id=\"fm-techtips\" class=\"fm-techtips\" aria-labelledby=\"fm-techtips-title\"\u003e\n  \u003cheader class=\"fm-techtips-header\"\u003e\n    \u003cdiv class=\"fm-techtips-logo\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/files\/TechTips_logo-01_V3.png?v=1637768030\" alt=\"TechTips\" width=\"5440\" height=\"2144\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n      \u003cp class=\"fm-techtips-eyebrow\"\u003eTURNING KNOW-HOW\u003c\/p\u003e\n      \u003ch2 id=\"fm-techtips-title\"\u003eGet more from your turning inserts.\u003c\/h2\u003e\n      \u003cp class=\"fm-techtips-intro\"\u003ePractical guides to choosing, understanding and using your inserts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/header\u003e\n  \u003cdiv class=\"fm-techtips-grid\"\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/pages\/fm-carbide-grades-chip-breakers\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e01 \/ SELECTION\u003c\/span\u003e\n      \u003ch4\u003eGrades \u0026amp; chip breakers\u003c\/h4\u003e\n      \u003cp\u003eExplore the grade and chip-breaker selection chart for your turning operation.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the chart \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/turning-insert-designation-explained\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e02 \/ INSERT CODES\u003c\/span\u003e\n      \u003ch4\u003eKnow your insert\u003c\/h4\u003e\n      \u003cp\u003eUnderstand turning-insert designations and what the letters and numbers mean.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eRead the guide \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n    \u003ca class=\"fm-techtips-card\" href=\"https:\/\/fmcarbide.com\/blogs\/techtalks\/using-a-turning-formula-calculator\"\u003e\n      \u003cspan class=\"fm-techtips-topic\"\u003e03 \/ CUTTING PARAMETERS\u003c\/span\u003e\n      \u003ch4\u003eTurning calculations\u003c\/h4\u003e\n      \u003cp\u003eLearn how to use a turning formula calculator to work through the numbers.\u003c\/p\u003e\n      \u003cspan class=\"fm-techtips-cta\"\u003eExplore the formulas \u003cspan aria-hidden=\"true\"\u003e→\u003c\/span\u003e\u003c\/span\u003e\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"FM Carbide","offers":[{"title":"FM524 \/ BG \/ FM500193","offer_id":39770116522170,"sku":"FM500193","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/WNMG080412-BR_ISO_56e60d0f-51e4-4941-b3a2-6077c8923634.jpg?v=1621957964"}],"url":"https:\/\/fmcarbide.com\/collections\/wnmg-turning-inserts.oembed","provider":"FM Carbide","version":"1.0","type":"link"}