Air Orbital Sander, Vacuum Type Central Vacuum, Product Type Air-Powered Orbital Sander, Disc Motion Random Orbital, Abrasive Mount Type Hook and Loop, Motor Type Gearless, Duty Heavy, 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 1/4 in, Exhaust Location Rear, Tool Series Dynorbital Extreme, Tool Length 9 1/2 in, Tool Weight 2 lb