Dynabrade® Rotary Buffer, Tool/Kit: Bare Tool, 3 in Pad Dia, 3/8-24 Male, 3200 rpm, 0.4 hp, 21 scfm, 90 psi Air, 1/4 in NPT Air Inlet, Rear Exhaust Location, 1/4 in ID Minimum Hose Size, Right Angle, 84 dBA, 7 in L x 16-1/2 in W x 2-3/4 in H • 3 in Dia buffer • 0.4 hp, for quick and easy spot repair on a variety of surfaces • 3 in Dia, 0.4 hp, 3200 rpm, right angle, rear exhaust • Features high torque, variable speed air motor • Lubricated gears, rotary action