Pneumatic Die Grinder, Industrial Duty, Free Speed 22000 RPM, 1/2 HP, Rear Exhaust, 5.6 Average CFM @ 15 Second Run Time, 27 CFM @ Full Load, 1/4 Collet, Required Pressure 90 PSI, Air Inlet NPT 1/4 In, Min Hose Size 3/8 In, Ball Bearing Type, Locking Flange, Aluminum Material, Length 6 1/2 In, Includes 2 Collet Wrenches |