TURNING INSERTS ApplicationMedium Cutting ToleranceM ClassE ClassG ClassE ClassG Class ap (inch)ap (inch)ap (inch)ap (inch)ap (inch)ap (inch)ap (inch) TURNING INSERTS CLASSIFICATION 7° POSITIVE INSERTS WITH HOLE A Breaker Nameand FeaturesPicture Cross SectionGeometry Alternative chipbreaker for medium cutting of carbon steel,alloy steel, mild steel and stainless steelCarbon Steel·Alloy Steel20°Corner.007" A positive land and the high rake angle provides sharp cutting edge 12° performance. 20° .007" Flank The double breakers and round-shape in the rake face provide a 12° wide range of chip control. f (IPR) CCMH21.51MV Wiper insert for medium cutting of carbon steel,alloy steel, mild steel and stainless steelCarbon Steel·Alloy Steel Corner18°.008" The wiper allows up to two times higher feed. 7° A wide chip pocket prevents chip jamming. 18° .008" Flank 7° f (IPR) CCMT32.52MW Medium cutting for Swiss style lathe machining Carbon Steel·Alloy Steel Flank A wide angled chipbreaker. Low resistance insert design controls chip flow. 30° f (IPR) CCET32.5V3RSR General purpose for Swiss style lathe machining Carbon Steel·Alloy Steel Flank The parallel chipbreaker. Excellent chip control at low to medium feed rates. 20° f (IPR) CCET32.5V3RSN General purpose for Swiss style lathe machining Carbon Steel·Alloy Steel Flank The parallel chipbreaker. Excellent chip control for low to medium feed rates. 20° f (IPR) CCGT32.5V3RSN General purpose for Swiss style lathe machining Carbon Steel·Alloy Steel Flank The parallel chipbreaker. Excellent chip control for low to medium feed rates. 20° The wiper produces good surface finish. f (IPR) CCET31.5V3RWSN Medium cutting for Swiss style lathes machining Carbon Steel·Alloy Steel Corner14° 3D molded chipbreaker provides good chip control. G class insert gives sharp cutting action, allowing Flank high precision machining. 9° Breaker geometry appropriate for copying and back turning. M = minus radius tolerance f (IPR) CCGT32.51MSMG A070