1.Integral pad dampening braking system to prevent swirl marks
2.Microcellular backing pad for smooth, fine finishes
3.Variable-speed control to match speed to workpiece and task
4.Adjustable from between 4,000 and 10,000 RPM
5.Optimal on-board system for filtering fine dust
6.Soft-grip top and body
7.Low-vibration operation
8.Sanding disc, vacuum hose adapter, and carrying bag