Material:Tungsten Carbide Usage:Thread Turning Tool Hardness:HRC40-60 Coating:CVD Brand:Korloy Origin:South korea Item name:threading inserts Model:ERM 22-N60 Grade:PC3030T Workpiece:steel stainess steel cast iron Tool holder:ER(L)H-C 20-16C 25-16C Coating:CVD Application:Thread turning Insert Color:Golden