... quality control. Processing : sheet metal processing service,CNC punching serviceCNC bending service.Welding servicePainting and Assembling service . Oem Stamping Parts, ... AL 2024, 17-4PH, 12L14, cold-rolled sheet, brass, galvanized plate, 1045Usage: Sensor, electronic scale, oven, automobile, bike,cup etcTechnology:CNC ... tolerance stamping, Stainless steel metal stamping. electrical box cover plate