pressed round metal parts of rotary switch 1.20 years experience for metal stamping ... 3.make as the drawing pressed round metal parts of rotary switch Stamping parts material Ag Cu, brass, bronze, ... , AgCuNi, and AgSnO2 Application Micro switch, push-button switch, rock switch, toggle switch, rotary switch, wall switch, relay, thermostat, and ... : 2013 special pressed round metal parts of rotary switch