{"title":"TNMG Turning Inserts","description":"\u003cp\u003eTNMG is the 60° triangular turning insert. T is the triangle shape, N means 0° relief, M is the tolerance class, and G means a center hole with chip breakers on both sides, so each insert gives you six cutting corners.\u003c\/p\u003e\u003cp\u003eISO and ANSI codes name the same insert: TNMG 160408 is TNMG 332, and 220408 is 432.\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":"fm500405","title":"TNMG 160404 Chip Breaker BF Grade FM524 \/ TNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BF, grade FM524 — negative triangular 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. 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM500405","offer_id":39770107674810,"sku":"FM500405","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_a334cc5f-d0cf-44be-a2f3-40d0c29f0482.jpg?v=1621957827"},{"product_id":"fm200314","title":"TNMG 160404 Chip Breaker BF Grade FM2533 \/ TNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BF, grade FM2533 — negative triangular 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200314","offer_id":39770107707578,"sku":"FM200314","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_cab94a08-3faa-4a94-81ea-c4a1599954d9.jpg?v=1621957828"},{"product_id":"fm200315","title":"TNMG 160404 Chip Breaker BF Grade FM2543 \/ TNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BF, grade FM2543 — negative triangular 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200315","offer_id":39770107740346,"sku":"FM200315","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_329c1109-fee7-40d1-ba13-723eac62f78e.jpg?v=1621957829"},{"product_id":"fm200316","title":"TNMG 160404 Chip Breaker  BF Grade FM2553 \/ TNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BF, grade FM2553 — negative triangular 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200316","offer_id":39770107773114,"sku":"FM200316","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_1eec7532-e476-4b51-932a-7d77000ac01c.jpg?v=1621957831"},{"product_id":"fm500209","title":"TNMG 160404 Chip Breaker BG Grade FM524 \/ TNMG 331 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BG, grade FM524 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM500209","offer_id":39770107838650,"sku":"FM500209","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_e8f199f1-6ab1-4be3-a3e3-35be7ab8acbd.jpg?v=1621957832"},{"product_id":"fm200210","title":"TNMG 160404 Chip Breaker BG Grade FM2533 \/ TNMG 331 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BG, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200210","offer_id":39770107904186,"sku":"FM200210","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_e1a26c4a-e969-4a1b-be74-7f28c1b9f42e.jpg?v=1621957833"},{"product_id":"fm200144","title":"TNMG 160404 Chip Breaker BG Grade FM2543 \/ TNMG 331 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BG, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200144","offer_id":39770107936954,"sku":"FM200144","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert.jpg?v=1621957834"},{"product_id":"fm200211","title":"TNMG 160404 Chip Breaker BG Grade FM2553 \/ TNMG 331 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BG, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200211","offer_id":39770107969722,"sku":"FM200211","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_0e77f6b6-37d9-4de6-8223-2b8ea569580c.jpg?v=1621957835"},{"product_id":"fm200472","title":"TNMG 160404 Chip Breaker BMF Grade FM2553 \/ TNMG 331 BMF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BMF, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200472","offer_id":39770108035258,"sku":"FM200472","price":8.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_8d45f49f-e127-4e0c-a1e3-3ceb6e965896.jpg?v=1621957837"},{"product_id":"fm200384","title":"TNMG 160408 Chip Breaker BC Grade FM2533 \/ TNMG 332 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BC, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200384","offer_id":39770108100794,"sku":"FM200384","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_887b360e-7a1f-43da-9e51-66e108b02af4.jpg?v=1621957838"},{"product_id":"fm200157","title":"TNMG 160408 Chip Breaker BC Grade FM2543 \/ TNMG 332 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BC, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200157","offer_id":39770108133562,"sku":"FM200157","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_ac299b59-6940-4bf0-9315-83ea4a5683d2.jpg?v=1621957839"},{"product_id":"fm200385","title":"TNMG 160408 Chip Breaker BC Grade FM2553 \/ TNMG 332 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BC, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200385","offer_id":39770108264634,"sku":"FM200385","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_cf5ebcbe-7610-4ca1-9f60-47df154da56d.jpg?v=1621957840"},{"product_id":"fm500406","title":"TNMG 160408 Chip Breaker BF Grade FM524 \/ TNMG 332 BF FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BF, grade FM524 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM500406","offer_id":39770108330170,"sku":"FM500406","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_989aaa71-0251-4c89-ba33-7b16b1247590.jpg?v=1621957842"},{"product_id":"fm200317","title":"TNMG 160408 Chip Breaker BF Grade FM2533 \/ TNMG 332 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BF, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200317","offer_id":39770108362938,"sku":"FM200317","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_285b5f4a-759a-44f5-b8c9-de55eeb0aedb.jpg?v=1621957845"},{"product_id":"fm200318","title":"TNMG 160408 Chip Breaker BF Grade FM2543 \/ TNMG 332 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BF, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200318","offer_id":39770108592314,"sku":"FM200318","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert_3df89d4e-27b8-4b8b-b6ef-954e6c88ab05.jpg?v=1621957846"},{"product_id":"fm200319","title":"TNMG 160408 Chip Breaker BF Grade FM2553 \/ TNMG 332 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BF, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200319","offer_id":39770108625082,"sku":"FM200319","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408-BC_ISO_FM_Carbide_Insert.jpg?v=1621957847"},{"product_id":"fm500176","title":"TNMG 160408 Chip Breaker BG Grade FM524 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM524 — negative triangular 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM500176","offer_id":39770108657850,"sku":"FM500176","price":6.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_77b5e7de-5f8a-4f8d-993f-fdc8039f7750.jpg?v=1621957848"},{"product_id":"fm200177","title":"TNMG 160408 Chip Breaker BG Grade FM2533 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM2533 — negative triangular 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200177","offer_id":39770108690618,"sku":"FM200177","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_e2dce53b-fb30-487c-9491-0d0b66adc68c.jpg?v=1621957849"},{"product_id":"fm200487","title":"TNMG 160408 Chip Breaker BG Grade FM2538 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM2538 — negative triangular 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. 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200487","offer_id":39770108723386,"sku":"FM200487","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_ed46531d-9eba-4898-90b8-5389e3114fbd.jpg?v=1621957851"},{"product_id":"fm200149","title":"TNMG 160408 Chip Breaker BG Grade FM2543 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM2543 — negative triangular 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200149","offer_id":39770108756154,"sku":"FM200149","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_84231725-8f7e-43a6-89d5-37daa59a390d.jpg?v=1621957852"},{"product_id":"fm200178","title":"TNMG 160408 Chip Breaker BG Grade FM2553 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM2553 — negative triangular 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\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 \/ FM200178","offer_id":39770108788922,"sku":"FM200178","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_563b1fb2-b631-4357-839c-5462b350f133.jpg?v=1621957853"},{"product_id":"fm500179","title":"TNMG 160408 Chip Breaker BL Grade FM524 \/ TNMG 332 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BL, grade FM524 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM500179","offer_id":39770108821690,"sku":"FM500179","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert.jpg?v=1621957854"},{"product_id":"fm200180","title":"TNMG 160408 Chip Breaker BL Grade FM2533 \/ TNMG 332 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BL, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200180","offer_id":39770108854458,"sku":"FM200180","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_43011b1a-33b8-4614-a5cd-e3a4c1392368.jpg?v=1621957855"},{"product_id":"fm200495","title":"TNMG 160408 Chip Breaker BL Grade FM2538 \/ TNMG 332 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BL, grade FM2538 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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. 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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 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\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 \/ BL \/ FM200495","offer_id":39770108887226,"sku":"FM200495","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_6fe97188-c7d2-4879-986f-1cd11255a664.jpg?v=1621957856"},{"product_id":"fm200140","title":"TNMG 160408 Chip Breaker BL Grade FM2543 \/ TNMG 332 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BL, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200140","offer_id":39770108919994,"sku":"FM200140","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_a7570c64-a422-4ccf-b5d3-a875a6784239.jpg?v=1621957858"},{"product_id":"fm200181","title":"TNMG 160408 Chip Breaker BL Grade FM2553 \/ TNMG 332 BL #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BL, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200181","offer_id":39770108952762,"sku":"FM200181","price":7.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_ed36a25b-6fcb-4a2b-98cf-b0787fc42685.jpg?v=1621957859"},{"product_id":"fm500182","title":"TNMG 160408 Chip Breaker BM Grade FM524 \/ TNMG 332 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BM, grade FM524 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM500182","offer_id":39770108985530,"sku":"FM500182","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_ce59d139-5268-4930-b032-8fbf5321e3a7.jpg?v=1621957860"},{"product_id":"fm200183","title":"TNMG 160408 Chip Breaker BM Grade FM2533 \/ TNMG 332 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BM, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200183","offer_id":39770109051066,"sku":"FM200183","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_64891c82-60ff-476d-bec9-7a041c169c1a.jpg?v=1621957861"},{"product_id":"fm200488","title":"TNMG 160408 Chip Breaker BM Grade FM2538 \/ TNMG 332 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BM, grade FM2538 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200488","offer_id":39770109083834,"sku":"FM200488","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_88f8331a-b0e1-4e30-b794-c4d514ae6e98.jpg?v=1621957862"},{"product_id":"fm200184","title":"TNMG 160408 Chip Breaker BM Grade FM2543 \/ TNMG 332 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BM, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200184","offer_id":39770109116602,"sku":"FM200184","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_e41a4bc2-93e7-4817-a969-977381120945.jpg?v=1621957864"},{"product_id":"fm200185","title":"TNMG 160408 Chip Breaker BM Grade FM2553 \/ TNMG 332 BM #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BM, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200185","offer_id":39770109149370,"sku":"FM200185","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_fc85610c-cf36-4d7d-8e84-2689c5d653c0.jpg?v=1621957865"},{"product_id":"fm200407","title":"TNMG 160412 Chip Breaker BC Grade FM2533 \/ TNMG 333 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BC, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200407","offer_id":39770109182138,"sku":"FM200407","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BC_ISO.jpg?v=1621957866"},{"product_id":"fm200379","title":"TNMG 160412 Chip Breaker BC FM2543 \/ TNMG 333 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BC, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200379","offer_id":39770109214906,"sku":"FM200379","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BC_ISO_ae82c758-6626-454b-a434-3238716b1479.jpg?v=1621957867"},{"product_id":"fm200408","title":"TNMG 160412 Chip Breaker BC FM2553 \/ TNMG 333 BC #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BC, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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\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 \/ FM200408","offer_id":39770109247674,"sku":"FM200408","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BC_ISO_a71edcc1-6a59-41d9-a4e8-261577e6e1bb.jpg?v=1621957868"},{"product_id":"fm500212","title":"TNMG 160412 Chip Breaker BR FM524 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM524 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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\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 \/ FM500212","offer_id":39770109280442,"sku":"FM500212","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO_78f62b13-ed67-488f-b7ad-b3bb78d9c652.jpg?v=1621957869"},{"product_id":"fm200213","title":"TNMG 160412 Chip Breaker BR FM2533 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM2533 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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\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 \/ FM200213","offer_id":39770109313210,"sku":"FM200213","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO_90a94b3c-558f-4f54-b8f1-5c9d62781b52.jpg?v=1621957871"},{"product_id":"fm200489","title":"TNMG 160412 Chip Breaker BR FM2538 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM2538 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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. 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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 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\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 \/ BR \/ FM200489","offer_id":39770109378746,"sku":"FM200489","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO_be840bd8-db7e-4892-bf90-53e41aefd326.jpg?v=1621957872"},{"product_id":"fm200214","title":"TNMG 160412 Chip Breaker BR FM2543 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM2543 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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\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 \/ FM200214","offer_id":39770109411514,"sku":"FM200214","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO_55c5ac9b-d74b-4a16-a57b-4ec15b538a66.jpg?v=1621957873"},{"product_id":"fm200215","title":"TNMG 160412 Chip Breaker BR FM2553 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM2553 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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 TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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\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 \/ FM200215","offer_id":39770109509818,"sku":"FM200215","price":7.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO_b940eb43-ca29-4fd1-b292-2574a74bec21.jpg?v=1621957874"},{"product_id":"fm500409","title":"TNMG 220408 Chip Breaker BG FM524 \/ TNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220408 \/ TNMG 432, chip breaker BG, grade FM524 — negative triangular 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 TNMG 220408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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 \/ FM500409","offer_id":39770109542586,"sku":"FM500409","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220408-BG_ISO_55976853-bd3d-41d4-b39f-18b9307c3fce.jpg?v=1621957875"},{"product_id":"fm200328","title":"TNMG 220408 Chip Breaker BG Grade FM2533 \/ TNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220408 \/ TNMG 432, chip breaker BG, grade FM2533 — negative triangular 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 TNMG 220408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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 \/ FM200328","offer_id":39770109608122,"sku":"FM200328","price":10.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220408-BG_ISO_bf7e5cf0-7656-4a9d-acf0-4bd76414e122.jpg?v=1621957876"},{"product_id":"fm200329","title":"TNMG 220408 Chip Breaker BG Grade FM2543 \/ TNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220408 \/ TNMG 432, chip breaker BG, grade FM2543 — negative triangular 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 TNMG 220408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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 \/ FM200329","offer_id":39770109640890,"sku":"FM200329","price":6.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220408-BG_ISO_ac58daee-8bb7-496f-8509-2d0ba9f71f4f.jpg?v=1621957878"},{"product_id":"fm200330","title":"TNMG 220408 Chip Breaker BG Grade FM2553 \/ TNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220408 \/ TNMG 432, chip breaker BG, grade FM2553 — negative triangular 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 TNMG 220408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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 \/ FM200330","offer_id":39770109673658,"sku":"FM200330","price":10.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220408-BG_ISO_7e0e4780-4177-4574-9225-56472a9486d5.jpg?v=1621957879"},{"product_id":"fm200043","title":"TNMG 160408 Chip Breaker BG Grade FM324 \/ TNMG 332 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160408 \/ TNMG 332, chip breaker BG, grade FM324 — negative triangular 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 160408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 332\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\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":"FM324 \/ BG \/ FM200043","offer_id":39770126352570,"sku":"FM200043","price":7.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160408_BG_ISO_FM_Carbide_Insert_a7183373-249d-4bfe-8930-c70d82261ef4.jpg?v=1621958095"},{"product_id":"fm200044","title":"TNMG 160412 Chip Breaker BR Grade FM324 \/ TNMG 333 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160412 \/ TNMG 333, chip breaker BR, grade FM324 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3\/8\" inscribed circle, 3\/16\" thick, 3\/64\" 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 160412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 333\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 3\/64\" (1.19 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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\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":"FM324 \/ BR \/ FM200044","offer_id":39770126418106,"sku":"FM200044","price":7.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG160412-BR_ISO.jpg?v=1621958097"},{"product_id":"fm200045","title":"TNMG 160404 Chip Breaker BF Grade FM324 \/ TNMG 331 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 160404 \/ TNMG 331, chip breaker BF, grade FM324 — negative triangular 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 160404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 331\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\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":"FM324 \/ BF \/ FM200045","offer_id":39770126450874,"sku":"FM200045","price":7.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_160404-BF_ISO_FM_Carbide_Insert_cf5b7e8a-b28a-46aa-8546-86482c45e7d2.jpg?v=1621958098"},{"product_id":"fm200046","title":"TNMG 220408 Chip Breaker BG Grade FM324 \/ TNMG 432 BG #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220408 \/ TNMG 432, chip breaker BG, grade FM324 — negative triangular 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 220408\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 432\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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":"FM324 \/ BG \/ FM200046","offer_id":39770126483642,"sku":"FM200046","price":9.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220408-BG_ISO_d32adf7a-1371-4555-9b0b-001a2a04503c.jpg?v=1621958099"},{"product_id":"fm200047","title":"TNMG 220412 Chip Breaker BR Grade FM324 \/ TNMG 433 BR #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220412 \/ TNMG 433, chip breaker BR, grade FM324 — negative triangular turning insert.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e1\/2\" inscribed circle, 3\/16\" thick, 3\/64\" 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 220412\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 433\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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":"FM324 \/ BR \/ FM200047","offer_id":39770126516410,"sku":"FM200047","price":9.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_220412-BR_ISO_FM_Carbide_Insert_d168966e-d992-4147-8ab2-a1164e04eba0.jpg?v=1621958100"},{"product_id":"fm200048","title":"TNMG 220404 Chip Breaker BF Grade FM324 \/ TNMG 431 BF #FMCarbide","description":"\u003cp\u003e\u003cstrong\u003eTNMG 220404 \/ TNMG 431, chip breaker BF, grade FM324 — negative triangular 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. FM324 is a PVD grade — universal multi-purpose grade for mid and low cutting speeds — low-carbon and alloyed steel, stainless, cast iron, Inconel and titanium alloys.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (ISO):\u003c\/strong\u003e TNMG 220404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert designation (inch):\u003c\/strong\u003e TNMG 431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsert shape:\u003c\/strong\u003e triangular (T)\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 FM324\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PVD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO application range:\u003c\/strong\u003e P10–P30 · M05–M25 · S05–S25 · H20–H40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, non-alloy steel:\u003c\/strong\u003e 390–820 SFM (120–250 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, low-alloy steel:\u003c\/strong\u003e 230–750 SFM (70–230 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, high-alloy steel:\u003c\/strong\u003e 230–590 SFM (70–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, ferritic \u0026amp; martensitic stainless:\u003c\/strong\u003e 200–590 SFM (60–180 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, austenitic stainless:\u003c\/strong\u003e 200–490 SFM (60–150 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, grey cast iron:\u003c\/strong\u003e 200–520 SFM (60–160 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, nodular cast iron:\u003c\/strong\u003e 200–390 SFM (60–120 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, titanium \u0026amp; super-alloys:\u003c\/strong\u003e 110–200 SFM (35–60 m\/min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting speed, hardened material:\u003c\/strong\u003e 130–260 SFM (40–80 m\/min)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTool holders that accept this insert\u003c\/h3\u003e\u003cp\u003e122 RMC toolholders in stock take this insert — triangular, 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\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\/mtanr-12-4b\"\u003eMTANR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-12-4b\"\u003eMTCNN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-12-4b\"\u003eMTENN 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4b\"\u003eMTGNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-12-4d\"\u003eMTGNL 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4b\"\u003eMTGNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-12-4d\"\u003eMTGNR 12-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-12-4b\"\u003eMTHOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-12-4b\"\u003eMTHOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-12-4b\"\u003eMTJNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4b\"\u003eMTJNR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-12-4c\"\u003eMTJNR 12-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-12-4b\"\u003eMTLNL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-12-4b\"\u003eMTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-12-4b\"\u003eMTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-12-4b\"\u003eSTVOL 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-12-4b\"\u003eSTVOR 12-4B\u003c\/a\u003e · \u003ca href=\"\/products\/tal-12-4\"\u003eTAL 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-12-4\"\u003eTAR 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-12-4\"\u003eTE 12-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-12-4\"\u003eTGL 12-4\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\/mtanl-16-4d\"\u003eMTANL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-16-4d\"\u003eMTANR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-16-4d\"\u003eMTENN 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-16-4d\"\u003eMTFNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-16-4d\"\u003eMTFNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-16-4d\"\u003eMTGNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4c\"\u003eMTGNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-16-4d\"\u003eMTGNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-16-4d\"\u003eMTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-16-4d\"\u003eMTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-16-4d\"\u003eMTJNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4c\"\u003eMTJNR 16-4C\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-16-4d\"\u003eMTJNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-16-4d\"\u003eMTLNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-16-4d\"\u003eMTLNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-16-4d\"\u003eMTRNL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-16-4d\"\u003eMTRNR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthol-16-4d\"\u003eSTHOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/sthor-16-4d\"\u003eSTHOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-16-4d\"\u003eSTVOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-16-4d\"\u003eSTVOR 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-16-4d\"\u003eSTZOL 16-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-16-4\"\u003eTAL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-16-4\"\u003eTAR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-16-4\"\u003eTE 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-16-4\"\u003eTFL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-16-4\"\u003eTFR 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-16-4\"\u003eTGL 16-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-16-4\"\u003eTGR 16-4\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\/mtanl-20-4d\"\u003eMTANL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-20-4d\"\u003eMTANR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4d\"\u003eMTENN 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-20-4e\"\u003eMTENN 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-20-4d\"\u003eMTFNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-20-4d\"\u003eMTFNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-20-4d\"\u003eMTGNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-20-4d\"\u003eMTGNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthol-20-4d\"\u003eMTHOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4d\"\u003eMTHOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mthor-20-4e\"\u003eMTHOR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4d\"\u003eMTJNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-20-4e\"\u003eMTJNL 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4d\"\u003eMTJNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-20-4e\"\u003eMTJNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnl-20-4d\"\u003eMTLNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtlnr-20-4d\"\u003eMTLNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-20-4d\"\u003eMTRNL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4d\"\u003eMTRNR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-20-4e\"\u003eMTRNR 20-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvol-20-4d\"\u003eMTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-20-4d\"\u003eMTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-20-4d\"\u003eSTVOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-20-4d\"\u003eSTVOR 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stzol-20-4d\"\u003eSTZOL 20-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-20-4\"\u003eTAL 20-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-20-4\"\u003eTAR 20-4\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\/mtenn-24-4d\"\u003eMTENN 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-24-4d\"\u003eMTFNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-24-4d\"\u003eMTFNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-24-4d\"\u003eMTGNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4d\"\u003eMTGNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-24-4e\"\u003eMTGNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4d\"\u003eMTJNL 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-24-4e\"\u003eMTJNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-24-4d\"\u003eMTJNR 24-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-24-4e\"\u003eMTRNL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-24-4e\"\u003eMTRNR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtvor-24-4e\"\u003eMTVOR 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvol-24-4e\"\u003eSTVOL 24-4E\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-24-4e\"\u003eSTVOR 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\u003e3\/4\" x 1\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-64-4d\"\u003eMTCNN 64-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-64-4f\"\u003eMTCNN 64-4F\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\" x 1-1\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtcnn-66-4e\"\u003eMTCNN 66-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtcnn-66-4f\"\u003eMTCNN 66-4F\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\/mtanl-85-4d\"\u003eMTANL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-85-4d\"\u003eMTANR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-85-4d\"\u003eMTENN 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnl-85-4d\"\u003eMTFNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtfnr-85-4d\"\u003eMTFNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-85-4d\"\u003eMTGNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-85-4d\"\u003eMTGNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-85-4d\"\u003eMTJNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnr-85-4d\"\u003eMTJNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnl-85-4d\"\u003eMTRNL 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtrnr-85-4d\"\u003eMTRNR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/stvor-85-4d\"\u003eSTVOR 85-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tar-85-4\"\u003eTAR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfl-85-4\"\u003eTFL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tfr-85-4\"\u003eTFR 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgl-85-4\"\u003eTGL 85-4\u003c\/a\u003e · \u003ca href=\"\/products\/tgr-85-4\"\u003eTGR 85-4\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\/2\" shank\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px 0;border-bottom:1px solid #e1e3e3\"\u003e\n\u003ca href=\"\/products\/mtanl-86-4e\"\u003eMTANL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtanr-86-4e\"\u003eMTANR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtenn-86-4e\"\u003eMTENN 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnl-86-4e\"\u003eMTGNL 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4d\"\u003eMTGNR 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/mtgnr-86-4e\"\u003eMTGNR 86-4E\u003c\/a\u003e · \u003ca href=\"\/products\/mtjnl-86-4d\"\u003eMTJNL 86-4D\u003c\/a\u003e · \u003ca href=\"\/products\/tal-86-4\"\u003eTAL 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/tar-86-4\"\u003eTAR 86-4\u003c\/a\u003e · \u003ca href=\"\/products\/te-86-4\"\u003eTE 86-4\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 76 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":"FM324 \/ BF \/ FM200048","offer_id":39770126549178,"sku":"FM200048","price":9.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG220404-BF_ISO_c78918b0-b8e5-4724-92cf-589e4f4061bd.jpg?v=1621958102"},{"product_id":"tnmg331-fctn15","title":"TNMG 331 CHIP BREAKER FC GRADE TN15 \/ TNMG 160404 FC TN15","description":"\u003cp\u003eTNMG 331 CHIP BREAKER\u003cstrong\u003e FC\u003c\/strong\u003e GRADE \u003cstrong\u003eTN15\u003c\/strong\u003e \/ TNMG 160404\u003cstrong\u003e FC TN15\u003c\/strong\u003e Canela Turning Insert [10 inserts per box]\u003c\/p\u003e","brand":"Canela","offers":[{"title":"TN15 \/ FC \/ TNMG331-FCTN15","offer_id":40671993462970,"sku":"TNMG331-FCTN15","price":9.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/9796\/1325\/products\/TNMG_FC_CANELA_TURNING_SCTools.png?v=1635459912"}],"url":"https:\/\/fmcarbide.com\/collections\/tnmg-turning-inserts.oembed?page=2","provider":"FM Carbide","version":"1.0","type":"link"}