Air Random Orbital Sander, Pad Size 8 in, Vinyl or Hook Pad Face Type, Orbit Dia. 3/16 in, Vacuum/Non-Vacuum Vacuum, HP - Air Tools 0.45 hp, Free Speed 10, 000 RPM, Variable Speed No, Body Style - Air Tools Palm, Lever Throttle, Industrial Duty, 5.75 cfm Average CFM @ 15 Second Run Time, 23 cfm CFM @ Full Load, Required Pressure 90 psi, Air Inlet 1/4 in NPT, Min. Hose Size 1/4 in, Overall Length 12 1/2 in, Rear Exhaust Type