The high-power 7-Amp motor spins the belt at a rate of 820 ft. per minute for fast and easy material removal. The front roller extends past the top edge of the housing, allowing the belt to reach and sand even the tightest of corners. The sander weighs in at a mere 6 lbs., limiting the fatigue of the user during operation due to its light yet powerful design. The lock-in safety feature allows for continuous sanding without requiring a constant grip on the trigger switch. Includes a belt release lever for easy sandpaper changes, a dust bag for minimal clean-up, and an adjustment knob to correctly align the belt if needed. And because this is a WEN Product, your WEN 3 in. x 21 in. 7-Amp Heavy Duty Belt Sander, a nationwide network of skilled experienced technicians, and a helpful customer service line. No woodworker's shop is complete without the WEN 3 in. x 21 in. 7-Amp Heavy Duty Belt Sander.