... , Pedal point welding, Argon-Arc welding, CO2 welding, Stud weldingC: Polishing, Belt brushing, fine brushing, standing sponge brushing, dual shaft brushing,D ... : Drawings: 3D, 2D, CAD, Photoshop, Adobe Illustrator etc. Die stamping, polishing metal, stainless steel,aluminum plates, push plates,push switches