... punching deep drawing part for oem drawings .. Materials: Cold & hot rolled Steel ,Galvanized steel ,Stainless steel ,Aluminum ... alloy,Brass ,Copper,Plastic,Nylon,Fiberglass etc…Appliant industry : Stamping parts are used in ... WIRE EDM and some testing machines .Processing : Stamping , punching, Deep Drawing , bending , welding , threading , grinding , milling , machining ...