... 3.High precision:+/-0.1mm China manufacture Sheet-Metal processing product Professional metal-Sheet Parts processing Item Name sheet metal processing parts Manufacture equipment With advanced equipment ... process Progression die, Stamping, deep drawing, Bending, Punching, Threading, Welding, Tapping, Riveting, Grinding, CNC machining Surface treatment Polishing, Anodize, Zinc/Nickel plating ...