... 1. OEM with die stamping, metal plates, stainless steel push plate switch,push bottom switch,push on switch,push off switch ... /strip bending,B: neumatic point welding, Pedal point welding, Argon-Arc welding, CO2 welding, Stud weldingC: Polishing, Belt brushing, fine brushing ... etc. OEM with die stamping, metal plates, stainless steel push plate switch,push bottom switch,push on switch,push off switch