3.0-amp motor of the orbital sander spins the pad at 8,000 - 12,000 OPM Shorter height of the hand sander allows the user to get closer to work piece Separate counterweight design reduces vibration for improved comfort of the electric sander Rubber over-mold in all of the critical areas of the sander Improved dust-sealed switch to protect against dust ingestion for longer switch life Improved dust collection and one-handed locking dust bag Dust port is designed to fit directly to the DWV010 or DWV012 dust collectors To attach dust port to other vacuum systems with 1-1/4-inch hoses, use DWV9000 Universal Quick Connector, Manufacturer: DEWALT