... customer's requirement.Surface TreatmentZn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat ... .Our featuresA company with industry and trade integrationMain ProductsDowel pins, inserts, pin, automobile fittings, shaft, nut, sleeve, door knob ,toy accessories ... gdsx.en.alibaba.com stainless steel /brass bush ,cnc bushing ,inserts and lathe parts