Steelman Angle Die Grinder with a one-piece body includes a 1/4" collet and offers a free speed of 22,000 RPM. This air-powered tool features a powerful 0.5 HP motor, with a full ball-bearing construction, and its one-piece body simplifies maintenance. This unit also features a lock-off throttle, hardened spiral bevel gears, and a 1/4" air inlet (for 3/8" hose). This unit runs on 90 PSI of air pressure, with an air consumption of 4 CFM, and measures 6-1/4" in overall length.