... produce, metal shelves, metal props. Materialcarbon steel,galvanized steel sheet,iron,stainless steel,galvanized iron,copper, brass,aluminum,alloy steel ... alloy, Facilityelectric welder,Grinder,liner cutting,shearing machine, wending machine, stamping machine, welding machine , punching machine,turning machine,drilling machine,grinding machine, Punching ability, from 20 T to 500T Processingshearing ...