1. laser cutting machine parts 2. cnc machinery parts 3. fittings of a machine About UsGegao Machine is a professional manufacturer in ... Steel, Steel, Cold Rolled Steel, Carbon Steel, Aluminum, Brass, Zinc, Iron, Cooper, Lead, Bronze, etc... We also ... inspectioin before shipment Materialsteel,stainless steel,carbon steel, aluminum, brass, zinc, etc.Processingstamping, bending, welding, punching, cnc ...