FM CARBIDE MILLING

FM Carbide Milling Inserts — indexable milling inserts in FM125 grade (multi-purpose PVD for steels, stainless, cast iron and super-alloys), at direct pricing.

How to read a title in 10 seconds: shape code (APKT) → size (100308) → geometry → grade (FM125). See FM125 cutting speeds by material → Or ask us — machinist-to-machinist, we'll recommend one.

Jump to your insert shape:

Shoulder milling (90°):

APKT (4) APMT (3) AOMT (2) ADKT (1)

Round / copy milling:

RDMT (5) RDMW (3) RPMT (3) RPMW (2)

Face milling — square:

SEKT (3) SEMT (2) SPKN (2) SEKN (1) SEKR (1) SPKR (1) SPUN (1)

Face milling — triangle:

TPKR (2) TPKN (1) TPUN (1)

Face milling — octagonal:

ODMT (1) ODMW (1) OFMT (1)

XNEX system:

XNEX (8)

Milling with solid tools instead? See our solid carbide end mills. Turning on a lathe? Carbide turning inserts.

Dial In Your Cut

Free TechTips calculators for milling — machinist tested.

⚙️ Milling Formula CalculatorRPM, feed rate and cutting formulas for milling — interactive, instant results.Open calculator → 📏 Chip Load (FPT) CalculatorFeed per tooth is what keeps carbide cutting instead of rubbing. Includes chip thinning compensation.Open calculator → ⏱️ MRR CalculatorMaterial removal rate tells you how hard your cutter is really working — and where your cycle time goes.Open calculator →