... stainless steel, aluminum, brass etc.Making process:Laser cutting,stamping,Bending,Punching,Welding,Riveting, Grinding,etc.Surface treatment:Powder ... Electronic polish,silk-screen etc.Stamping machine:20T,35T,63T,80T,100T,200T,300T stamping machines,a total of 15 ... Tig welding machines;Mig welding machines;Spot welding machines;Stamping machines;Rolling machine;Pipe bender;U-shape extrusion press ...