metal stamping insert molding 1)OEM service 2)High precision 3)Rohs compliant 4)Advanced design for customer metal stamping process, metal stamping process, metal stamping, stamping machining, metal stamping insert molding,metal punch General Profile:1) Material:brass, bronze,mild steel, stailess steel, aluminum and so on2) surface treatment :Zinc coated(white zinc coated,color zinc coated,black ...