When you encounter an emergency like an earthquake or gas leak in your home, shutting off your natural gas can be a prudent move that saves lives. This emergency gas shut off tool will help you get that done. Zinc-plated steel tool made in the USA. Comes with light reflective tape for easy location at night and a zip tie to hang near gas meter. Fits 12" and 34" valves and is easy to use. To shut off gas, apply tool to valve and turn 1/4 of a turn. When ready to restore gas supply, contact the gas company, or a qualified plumber.