... MOQ:500 pieces SpecificationAccording to your requirement.MaterialStainless steel, copper, brass, carbon steel, aluminum (according to customer's requirement.Surface ... with industry and trade integrationMain ProductsDowel pins, inserts, pin, automobile fittings, shaft, nut, sleeve, door knob ,toy accessories etc. Producing ... , please click our website: http://gdsx.en.alibaba.com brass extension