... competitive price. Stamping parts - Iorn , brass, S.steel,aluminum Precision forging /Diecasting parts - Zamac , Copper ,Aluminum, Zinc Stamping part :1.stamping ... , milling, drilling, grinding, threading, CNC machining, etc.5.Finishing: sand blasting, polishing, plating, acid treatment, anodizing, painting and PVC powder coating (enamel)6 ...