precision turned machining parts 1.material:carbon steel,stainless steel,aluminum alloy 2.finish:polish,brush,grinding,turning We specialize ... fabrication, parking system, lift platform, steel structure, auto parts, fifth wheel, garage, fasteners, crane parts, elevator parts, machining parts, mouldsMaterialcarbon steel, stainless steel, aluminum alloy, copperProcedureCutting,stamping,punching ...