... ideas. Custom sheet metal forming, stamping, bending, welding parts: 1.material:steel,SS,aluminium,copper.2. ... Making process: Laser cutting,CNC Punching,CNC Bending,Tig Welding,Mig Welding,Riveting, Grinding,Stamping, Assembling,etc. Surface treatment: ... CNC Puching machines;CNC bending machines;Tig welding machines;Mig welding machines;Spot welding machines;Stamping machines;Rolling machine;Pipe ...