... steel, zinc, carbon steel, iron, plastic, PVC etc.Machinery and Equipment: Anodizing, chrome plating, zinc plating, nickel plating, polishing, ... grinding, rolling, stamping, cold drawing, bending, spinning, forging, etcOEM service availableNingbo Yinzhomu Hishen Hardware Co.Ltd.Add No.:279 Block ... 574-88454438Website: www.hi-shen.com Precision CNC copper parts, machined parts machining service