TURNING INSERTS ApplicationMedium CuttingFor Cast IronApplicationFor Cast IronApplicationFinish CuttingLight toMedium CuttingFor Cast Iron ToleranceM ClassM ClassG ClassToleranceG ClassToleranceG ClassM ClassM ClassG Class ap (inch)ap (inch)ap (inch)ap (inch)ap (inch)ap (inch)ap (inch)ap (inch) TURNING INSERTS CLASSIFICATION NEGATIVE INSERTS WITHOUT HOLE Breaker NameAand FeaturesPicture Cross SectionGeometry Medium cutting of carbon steel and alloy steel Carbon Steel·Alloy Steel Flank Single sided chipbreaker.Can be used for copying. .012"12° An angled chipbreaker for controlling chip flow. (M1) f (IPR) KNUX160405RM1 Flat Top Heavy cutting of cast ironDouble sided flat insert. Cast Iron 0° Most effective for unstable machining due to high edge strength and stable insert clamping. f (IPR) SNMN432 Flat Top For cast ironDouble sided flat insert. Cast Iron 0° Most effective for unstable machining due to high edge strength and stable insert clamping. Use on workpieces requiring close tolerance inserts. f (IPR) SNGN432 7° POSITIVE INSERTS WITHOUT HOLE Breaker Nameand FeaturesPicture Cross SectionGeometry Flat Top For cast iron Cast Iron Double sided flat insert. 0° Most effective for unstable machining due to high edge strength and stable insert clamping. Use on workpieces requiring close tolerance inserts. f (IPR) TNGN332 11° POSITIVE INSERTS WITHOUT HOLE Breaker Nameand FeaturesPicture Cross SectionGeometry Finishing Carbon Steel·Alloy Steel Flank A parallel chipbreaker. Good chip control for low to medium feed rates. 15° f (IPR) SPGR321R Standard Light to medium cutting of carbon steel, alloy steeland stainless steel Carbon Steel·Alloy Steel 0° Corner Standard, general purpose chipbreaker. Flank 0° f (IPR) SPMR322 Flat Top Heavy cutting of cast iron Cast Iron Flat top. 0° Most effective for unstable machining due to high edge strength and stable insert clamping. f (IPR) SPMN322 Flat Top For cast iron Cast Iron Flat top. 0° Most effective for unstable machining due to high edge strength and stable insert clamping. Use on workpieces requiring close tolerance inserts. f (IPR) SPGN322 A078