... good price. (3) based on customer's design and requirement .1 heavy duty hasp and staple- OEM Materialcarbon steel, stainless steel, ... steel tube, steel rod, aluminium , brass, zinc alloy and etc.Processstamping, bending, welding, casting, punching, machingSurfacepowder coating, ... zinc plated, nickel-chrome plated, painting, heat treatment and etcPackingpacked by carton, then on carton or as per ...