Air Disc Sander Kit Product Type Air-Powered Disc Sander Kit Included Pad Sizes 3 in Minimum Wheel Diameter 3 in Maximum Wheel Diameter 3 in Maximum Disc Speed 15 000 RPM Speed Settings Fixed Abrasive Mount Type Hook and Loop Vacuum Type Non-Vacuum Horsepower 0.2 hp Duty Light Grip Type Pistol Air Consumption 21 cfm Required Pressure 90 psi Air Inlet Size 1/4 in Air Inlet Type NPT Minimum Hose Size 3/8 in Spindle Thread Size 1/4 in - 20