cnc metal precision part 1. Material:carbon steel,stainless,aluminum alloy 2.Finish:zinc plated,powder ... machining parts, mouldsMaterialcarbon steel, stainless steel, aluminum alloy, copperProcedureCutting,stamping,punching,threading,bending,welding,grinding,machining ... press machine, CNC machining center, CNC laser-cut machine, CNC flame-cut machine, CNC bending machine, CNC boring machine, punching ...