Tames your air hose. Air tool connector SWIVELS 360 degrees IN TWO PLACES so the air hose doesn't fight you. Takes less room in tight spaces. UNISWIVEL has a male pipe thread that screws directly into most air tools and accepts male pipe thread hose fittings for standard quick-change adapters. 1/4in. N.P.T. thread. For up to 150 PSI. A must for every portable air tool: grinders, sanders, impact wrenches, staple guns, drills, buffers, nutsetters and more.