... available. 2.Tight tolerance. 3.OEM and ODM manufacturer. 4.RoHS compliant. high quality and precision cnc vacuum plate We can provide ... etc.Metal Process: stainless steel, carbon steel, steel, aluminum alloy, brass, copper,etc.Surface Treatment: Zn (Cr3 RoHS free ... idea/concept:We only provide 100% high quality products to our customer ,reputation and quality is the most important.Our policy: ...