... drawings .. Materials: Cold & hot rolled Steel ,Galvanized steel ,Stainless steel ,Aluminum alloy,Brass ,Copper,Plastic,Nylon, ... , grinding , milling , machining , turning , assembling etc .Press : From 5MT to 450MTFinish : Anodizing , Powder-Coating , Zinc-Plated , Chrome ... Coated , Nickel Plated , Hex Chromates Zinc , Rust-inhibiting oils , Electrophoresis , Paints and primers , blacking, ...