... steel, spring steel,iron, , brass ,aluminum,2. Applied software for specification drawings:Pro/E, Auto CAD, Solid Work 2001, CAXA ... dichromate plating,copper wiredrawing.We are particularly well-known for many different kinds of production of stamping,welding parts,turning ... for more information at anytime.We will be willing to give you a quitation upon receipt your detailed requirements. door handle