... customer's requirement.Surface TreatmentZn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying ... rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc.ApplicationsAutomotive, instrument, ... , pin, automobile fittings, shaft, nut, sleeve, door knob ,toy accessories etc. Producing EquipmentCNC machine SHENGYU & ...