Mini Air Polisher/Buffer 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 Orbit Size Not Applicable Horsepower 0.3 hp Duty Light Grip Type Pistol Speed Settings Variable Maximum Motor Speed 6 000 RPM Air Consumption 20 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 3/8 in Spindle Thread Size 5/16 in - 24 Throttle Type Trigger