... if you SpecificationAccording to your requirement.MaterialStainless steel, copper, brass, carbon steel, aluminum (according to customer's requirement. ... ProductsDowel pins, inserts, pin, automobile fittings, shaft, nut, sleeve, door knob ,toy accessories etc. Producing EquipmentCNC machine SHENGYU ... website: http://gdsx.en.alibaba.com stainless steel /brass bush ,cnc bushing ,inserts and lathe parts