Steelman 1704 1/2-Inch Reversible Air Drill REVERSIBLE AIR DRILL - Reversible air drill delivers full power in both forward and reverse setting HANDLE EXHAUST - Internally redirected exhaust is vented through the handle away from your work area 1/2-INCH CHUCK - 1/2-Inch keyed chuck accepts a wide range of bits and drivers for a variety of uses FREE SPEED - Maximum free running speed 800 RPM VARIABLE SPEED THROTTLE - Positive speed control with trigger style variable speed throttle REMOVABLE SIDE HANDLE - Removable side handle gives additional control and stability LOW AIR DEMAND - Operates on a mere 4 cubic feet per minute of 90 PSI compressed air