... -standard technician team 3)ISO,OEM Carbon Steel Casting-auto parts1 1.Material: The part showed is made up ... Machining: complete machining such as Machining center, CNC, Lathe, Milling machine,drilling etc. Surface treatment: painting, polishing, heat treatment, plaining ... machining such as Machining center, CNC, Lathe, Milling machine,drilling etc. Size and designAs per the customer's drawings ...