Air Orbital Sander, Vacuum Type Central Vacuum, Product Type Air-Powered Orbital Sander, Disc Motion Random Orbital, Abrasive Mount Type Adhesive-Backed, Motor Type Gearless, Duty Medium, Orbit Diameter 3/16 in, Horsepower 0.3 hp, Grip Type Palm, Speed Settings Variable, Air Consumption 16 cfm, Required Pressure 90 psi, Air Inlet Size 1/4 in, Air Inlet Type NPT, Minimum Hose Size 3/8 in, Number of Vacuum Holes 6, Dust Collection Type Included Vacuum Hose Mount, Exhaust Location Rear