... 3.make as the drawings pressed round metal parts of stapler Stamping parts material Ag Cu, brass, bronze, CuSn, CuNi, Ni, ... CuNiZn, and so onWelding point material Ag, AgNi, AgCuNi, and AgSnO2 Application Micro switch, push-button ... switch, rotary switch, wall switch, relay, thermostat, and others All of our products exported have been strictly tested and inspected by ...