Air Polisher Product Type Air Polisher Polishing Motion Rotary Included Pad Sizes 8 in Minimum Disc Diameter 7 in Maximum Disc Diameter 8 in Abrasive Mount Type Hook and Loop Orbit Size Not Applicable Horsepower 0.7 hp Duty Light Grip Type Right Angle with Side Handle Speed Settings Variable Maximum Motor Speed 2 600 RPM Air Consumption 25 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 3/8 in Spindle Thread Size 5/8 in - 11