Air Disc Sander Product Type Air-Powered Disc Sander Included Pad Sizes Not Applicable Minimum Wheel Diameter Not Applicable Maximum Wheel Diameter Not Applicable Maximum Disc Speed 8 600 RPM Speed Settings Variable Abrasive Mount Type Arbor Vacuum Type Non-Vacuum Horsepower 1.4 hp Duty Industrial Grip Type Right Angle with Side Handle Air Consumption 33 cfm Required Pressure 90 psi Air Inlet Size 3/8 in Air Inlet Type NPT Minimum Hose Size 1/2 in Spindle Thread Size 5/8 in - 11