... of workmanship 3.rich experience 4.OEM precision machined and turned component- OEM Materialcarbon steel, stainless steel, steel tube ... , steel rod, aluminium , brass, zinc alloy and etc.Processstamping, bending, welding, ... zinc plated, nickel-chrome plated, painting, heat treatment and etcPackingpacked by carton, then on carton or as per ...