... , carbon steel, aluminum, etc. Standard/non-standard parts, OEM Stamping Part1. Material: brass, copper, bronze, stainless steel, ... , OEM/ODM is available3. Surface finish: coating-plating, Zinc plating, enamel, hot-dip, and polishing and so on.4. ISO9001 2000 quality ... control5. Strong engineering team makes high quality; own test equipments and 100 ...