... . Material:hot-rolled steel 3. Surface treatment: baking finish OEM car partNameOEM car partMaterialstainless steel,hot rolled steel , cold-rolled steel, , iron ... processPunching,stamping,bending,welding,rivetingSurface treatmentbaking finish,galvanized ,copper plated , chrome plated, electroplated and so on.Serve type(Samples/Drawing &Requirement ...