... : Degreasing, Pickling, Phosphoric, powder coating etc.4. Color: Grey, Black, White or as your request.5. Structure: 9-Curved model steel, welded ... any products similar to us, please send the detail description or 2D drawing to us. And the drawings should be CAD ... product’s material is about iron, steel, copper, aluminum, zinc or other metals in common use;If your product needs to ...