The Safety Locking Switchby POWERTEC. INCLUDES: Power Tool Switch Replacement with Safety On/Off Toggle Switch. This emergency shut off switch is intended to provide you with a high quality safeguarding component for your workshop and power tool needs. It features a simplistic design with a quick emergency lockdown button. It's compact profile conveniently allows you to place it in an easily accessible location, to give you a "remote" option that doesn't have to be placed underneath your equipment. When compared to other factory branded power switches, many professionals consider this unit to be the best overall value for shut down switch replacements. It's compatible with popular brand machines, including Ryobi, Craftsman and many others. //Premium Features: Color coded buttons , Removable safety key, Made with durable plastic, Toggle switch for emergency stop, Pre-drilled screws holes for quick mount(wiring diagram included) .//FUNCTION: Provides you with an emergency stop switch, allowing you to quickly and easily shut down your table saws, router tables, drill press and other electric power hand tools. Also serves as a cost effective replacement for most factory branded safety lock switches.//.