pressed round metal parts of rotary switch 1.20 years experience for metal stamping ... 2008 3.make as the drawing pressed round metal parts of rotary switch Stamping parts material Ag Cu, brass, bronze, ... rock switch, toggle switch, rotary switch, wall switch, relay, thermostat, and others All of our products exported have been ... 2008Company show: 2013 special pressed round metal parts of rotary switch