Brass 1/4 turn shut-off valves are a general purpase ball valve made from brass. They feature a full-port, chrome-plated ball with a PTFE seal and a plated carbon steel handle. They feature female pipe thread on both ends for threading onto externally threaded mating parts. They are made for use with air, water, oil, and gas and are highly corrosion resistant and are rated for 600LB pressure.