insert with hole. coated, cermet for steel stainless cast iron. cutting facing boring chamfered parts automotive,

insert tool tac carbide cutting accuracy machine metalwork cutter chamfered industry metal steel manufacturing cnc factory precision technical drill milling turning workshop reamer carbon lathe grooving chipbreaker production boring rhombic solid technology engineer automotive mechanic design alloy hardware background regrinding hole holder angle jig fixture center edge coated cermet stainless cast iron facing parts hole iron