... CNC turning,grinding,wire cutting,pressing, deburring,precision CNC machining,according to customers' drawings or samples.2). Materials: Stainless steel ... ,aluminum alloy,brass, bronze,copper, plastic ,according to customer request3). Finish:Anodizing,plating,electro-polishing,powder coating and ... 88473666Fax: 0086-574-88473667Website: www.jxhardware.com Stamping Part,Bicycle sprocket