... 9001 CNC welding machine parts 1.Material:Aluminum alloy, Stainless steel , Carbon Steel,Brass ,Lucite, Bakelite etc.2.Precision accuracy ... etc.6.Our major processing products:Auto parts,Textile machines and instruments equipments,Microwave equipments,vehicles,food ... Assembly,sheet metal,machanical parts machining,surface treatment such as anodize ,Polishing,Nickel and chrome plating accoding ...