Air Polisher Product Type Air Polisher Polishing Motion Rotary Included Pad Sizes 3 in Minimum Disc Diameter 3 in Maximum Disc Diameter 3 in Abrasive Mount Type Hook and Loop Horsepower 0.25 hp Duty Heavy Grip Type Palm Speed Settings Fixed Maximum Motor Speed 2 400 RPM Air Consumption 18 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 1/4 in Spindle Thread Size 1/4 in - 20 Throttle Type Lever Exhaust Location Rear Tool Length 5 3/8 in