Merit Brass Stainless Steel 316 Ball Valve, Unibody, Lever, 1" National Pipe Taper Thread Female (Pack of 10) Made of stainless steel 316 for strength and resistance to corrosion Lever handle with vinyl sleeve for manual on/off control Unibody construction for reduced possibility of valve leakage Pounds per square inch (gauge) (psig) rating of 800 for water, oil, and gas (WOG) applications Female National Pipe Taper (NPT) threads for use with male threaded pipes