Dynabrade® Dynorbital® supreme random orbital sander, central vacuum palm style, tool/kit: bare tool, 6 in pad, round pad, 12,000 RPM, 0.28 hp, 18 scfm, 90 psi air, 1/4 in NPT air inlet, rear exhaust location, lever throttle, 1/4 in minimum hose size, composite housing, 79 dBA, 7-3/4 in L x 3-1/2 in H. Dynabrade® 56863 Dynorbital® Supreme Central Vacuum Palm Style Random Orbital Sander, 6 in Round Pad, 18 scfm Air Flow, 90 psi