... .make as the drawing pressed round metal parts of rotary switch Stamping parts material Ag Cu, brass, bronze, CuSn, ... , AgNi, AgCuNi, and AgSnO2 Application Micro switch, push-button switch, rock switch, toggle switch, rotary switch, wall switch, relay, thermostat, and others All of ... staff. Various types of shape or size can be customized by your samples or drawing. ISO 9001-2008Company show: ...