6” Dynorbital-Spirit Random Orbital Sander, Central Vacuum Includes low profile, premium urethane weight-mated sanding pad. Grey lever identifies 3/16 diameter orbit, used for general sanding. True 12,000 RPM air motor. Floating rotor utilizes five blades, producing more usable power (.25 HP/186 W). High-strength, composite rotor has better lubricating qualities, allowing blades to last longer. Less air (2CFM/14 SCFM/396 LPM) is used more efficiently to maintain maximum power. Comfort Platform provides additional hand & wrist support, further enhancing operator comfort. Throttle lever recesses into housing grip when depressed, eliminating pressure-point on operator's palm. Dynorbital-Spirit lever is made from composite material to insulate against cold air. Speed Control allows thumb-control regulating of tool speed. Lighter air-motor assembly, ideal for vertical and overhead sanding applications. Precision one-piece motor shaft & counterbalance. High-quality Double Row Pad Bearing, protected by unique V-Seal, improves bearing life & ensures reduced vibration 21039 Yes -