Dynabrade® Dynorbital-Spirit® Random Orbital Sander, Central Vacuum, Tool/Kit: Bare Tool, 3 in Pad, Round Pad, 12000 RPM, 0.25 hp, 14 scfm, 90 psi Air, 1/4 in NPT Air Inlet, Rear Exhaust Location, Lever Throttle, 1/4 in Minimum Hose Size, Composite Housing, 80 dBA, 7-3/4 in L x 3-1/2 in H. Dynabrade® Dynorbital-Spirit® 59114 Central Vacuum Random Orbital Sander, 3 in Round Pad, 14 scfm Air Flow, 90 psi