... parts,CNC machining, prototype make , die castingHigh quality,competitive price and good serviceOEM orders are welcomePrecision machining, finish treatment & assebmling Item Nameprecision and high quality precision turned ... . Surface treatment: Zinc,Nickel,Chromate,CopperTin plating,Passivate,Anodize,Paint.. Part size: Diameter from 0.5mm to 600mmTolerance : +/-0.01mmCraft: cutting ...