... copper, stainless steel, carbon steel ISO9001 2008 quality control metal stamping machining parts 1. Material: copper, stainless steel, carbon steel, aluminum, ... etc.2. Standard/non-standard parts, OEM/ODM is available3. Surface finish: coating-plating, Zinc ... the demand quantity.If you have any design of the metal parts, please inform us, we can make the counter sample ...