Air Disc Sander Product Type Air-Powered Disc Sander Included Pad Sizes 3 in Minimum Wheel Diameter 3 in Maximum Wheel Diameter 3 in Maximum Disc Speed 20 000 RPM Speed Settings Fixed Abrasive Mount Type Locking Vacuum Type Non-Vacuum Horsepower 0.7 hp Duty Heavy Grip Type Offset Air Consumption 36 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 3/8 in Spindle Thread Size 3/8 in - 24 Dust Collection Type Included Not Applicable