5 Inch (127 mm) DiaCentral Vacuum Dynorbital-Spirit Random Orbital Sander .25 hp, 12,000 RPM, 3/16 Inch (5 mm) DiaOrbit, Rear Exhaust Includes low profile, premium urethane weight-mated sanding padGrey lever identifies 3/16 Inch (5 mm) diaorbit, used for general sanding. Drop-In Motor available (sold separately) to reduce costly down-time associated with routine maintenanceMore Power - True 12,000 RPM air motorFloating rotor utilizes five blades, producing more usable power (.25 hp/186 W)High-strength, composite rotor has better lubricating qualities, allowing blades to last longerLess air (14 SCFM/396 LPM) is used more efficiently to maintain maximum power. Comfort Platform provides additional hand and wrist support, further enhancing operator comfortAlso offers increased protection against cold air exhaust(NOTE: Comfort Platform is removable.) Order 59330 Comfort Platform (U.SPatent NoD610,428) separately, to install on existing tools! Throttle lever recesses into housing grip when depressed, eliminating pressure-point on operator's palmDynorbital-Spirit lever is made from composite material to insulate against cold airLever is color-coded to designate tool orbitEasy maintenance and vacuum conversionMuffler elements are easily changed for convenient maintenanceLow Sound LevelsMuffling system reduces exhaust sound levels. Speed Control allows thumb-control regulating of tool speedLighter air-motor assembly, ideal for vertical and overhead sanding applicationsPrecision one-piece motor shaft and counterbalanceHigh-quality Double Row Pad Bearing, protected by unique V-Seal, improves bearing life and ensures reduced vibrationPerfectly-balanced, weight-mated sanding pad with one-piece hub designDynabrade premium urethane pads offer smoother operating performance and minimal vibration. Part # 59024 Sold in qty's of 1 Country of origin United States Product type Orbital Sanders RPM 12000 Spindle thread 5/16 Inch - 24 Female