BS.540 Class Honing F7010 F7030 MC5015 MC5020 VP15TF NX2525 NX4545 UTi20T HTi05T HTi10 ROTATING TOOL INSERTS P Steel Cutting Conditions (Guide) : M Stainless Steel : Stable Cutting Work Material K Cast IronNNon-Ferrous Metal : General Cutting: Unstable CuttingHoning : S Heat-resistant Alloy, Titanium Alloy E : Round F : Sharp S : Chamfer + Round H Hardened Steel T : Chamfer X : Round (Small) Coated Cermet Carbide Dimensions (inch) Cutter Type Order Number (ISO) Number Insert Geometry IC S BS RE PMR ^L291 CPMT1205ZPEN-M2 CPMT1205ZPEN-M2 M E a .500 .219 .055 .031 RE CPMT1205ZPEN-M3 CPMT1205ZPEN-M3 M E s .500 .219 .055 .047 80° IC S SE415 SEEN42EFFR1 SEEN1203EFFR1 E F a .500 .125 .055 .039 SEEN42EFER1 SEEN1203EFER1 E E a a .500 .125 .055 .039 BS SEEN42EFTR1 SEEN1203EFTR1 E T aa .500 .125 .055 .039 75° SEEN42EFSR1 SEEN1203EFSR1 E S s s .500 .125 .055 .039 RE AN20°SEKN42EFSR1 SEKN1203EFSR1 K S s .500 .125 .055 ─ IC S SEKN42EFTR1 SEKN1203EFTR1 K T s .500 .125 .055 ─ Right hand insert shown. SEKN42EFTR SEKN1203EFTR K F s .500 .125 .071 .039 SE415 SEER42EFER-JS SEER1203EFER-JS E E s s .500 .125 .055 .039 RE BS 75° AN 20° IC S SE415 WEC42EFER5C WEC42EFER5C C E s ─ .125 .197 .039 WEC42EFTR5C WEC42EFTR5C C T a ─ .125 .197 .039 R19.685ʺ 75° RE RE AN 20° .500" BS S K SE445 SECN42AFTN1 SECN1203AFTN1 C T s .500 .125 .055 .039 SEEN42AFFN1 SEEN1203AFFN1 E F a .500 .125 .055 .039 SEEN42AFEN1 SEEN1203AFEN1 E E a .500 .125 .055 .039 BS SEEN42AFTN1 SEEN1203AFTN1 E T a a a a .500 .125 .055 .039 45° SEEN42AFSN1 SEEN1203AFSN1 E S a a a .500 .125 .055 .039 RE AN20°SEEN42AFXN1 SEEN1203AFXN1 E X a .500 .125 .055 .039 IC S SEKN42AFSN1 SEKN1203AFSN1 K S s .500 .125 .055 ─ SEKN42AFTN1 SEKN1203AFTN1 K T s .500 .125 .055 ─ SEKN42AFTN SEKN1203AFTN K T s .500 .125 .067 .039 SE445 SEER42AFEN-JS SEER1203AFEN-JS E E aa a a .500 .125 .055 .039 RE BS SEER42AFXN-JS SEER1203AFXN-JS E X a .500 .125 .055 .039 45° AN 20° IC S K037