Replacement Pad Driver, locks, via clutch, to your Mercury Floor Sander Machine or compatible machine (92 clutch). Short bristle brushes effectively hold Buffing Pads to your machine. Use Mighty-Lok 3 Driver for Twister Pads and Sanding Discs.
Riser and Clutch is included with each driver.
NOTE: Deduct 1" from your machine size for proper pad size, example: 17" machine will use a 16" driver.