IR/L Metric Internal Threading Inserts

IR/L - ground periphery and rake
IRB - with a chipformer and peripherally ground
IRM - with a chipformer

Grade IC908
(P15-P30, M20-M30, K20-K30) PVD coated. Suitable for low to medium speed. IC908 high toughness for interrupted cuts. Excellent notch wear and build up edge resistance.