Applications: screwdriving, honing, heavy drilling Handle exhaust reduces noise and directs air away from operator and workplace. Chuck size: 3/8"; 3/8"-24; free speed: 2600 rpm; average air consumption: 7.5 cfm; air inlet thread: 1/4" NPTF; minimum hose size: 3/8"; sound dBA: 96; length: 7'; weight: 2.5 lbs.