... , CAM.Surface treatmentPolishing,galvanized, electroplating, spraying, and painting and zinc plated and so on. Production equipmentInstrument lathe , cnc lathe machine, CNC milling machine , Milling machine , Grinding machine ... hardness tester roughness tester, air gage, concentricity tester,universal microscope, digital caliper and etc.Quantity control We have a stringent quality check ...