... milling,drilling,grinding,boring,stamping,threading,tamping and etc.Tolerance +0.02 ~ +/-0.005 or as per ... CAM.Surface treatmentPolishing,galvanized, electroplating, spraying, and painting and zinc plated and so on. Production equipmentInstrument lathe , cnc lathe ... , threading rolling machine ,Drilling machine,Stamping machine and etc.Inspection equipment Profile projector, Rockwell hardness tester, ...