Pneumatic Drill, General Duty, Drill Chuck Type Keyless, Chuck Size 1/4 In, HP 1/2, Free Speed 2600 RPM, Average CFM @15 Second Run Time 6, CFM @Full Load 23, Required Pressure 90 PSI, Bearing Ball/Roller Bearing, Aluminum Handle Material, Variable Speed, Throttle Type' Lever, Air Inlet NPT (In) 1/4, Min Hose (In) 3/8, Variable Speed Lever Switch, Housing Aluminum, Planetary Gear Train, Tool Length 8 1/2 In, Tool Weight 1.65 Lb