... 2.Tight tolerance. 3.OEM and ODM manufacturer. 4.RoHS compliant. high quality and precision cnc vacuum plate We can ... , brass, bronze, stainless steel, zinc, carbon steel, iron, plastic, PVC,etc. Machinery and Equipment: Anodizing, chrome plating, zinc plating, ... vacuum vapor deposition (PVD), etc.Metal Process: stainless steel, carbon steel, steel, aluminum alloy, brass, copper,etc.Surface Treatment ...