DOHRE Carbide Turning inserts 1.Cutter for ISO-P,ISO-M,ISO-K,etc 2.HRC 30- ... Resisting Alloy 4.High hardness material DOHRE Carbide Turning inserts1. Grade AH122 suitable for secondary cutting speed conditions, steel, stanless steel, heat resisting ... material's light, secondary load cutting processing applications .2.We make carbide inserts, And we can supply different grades for you. Before send us ...