Holds the 3M Roloc sanding discs. To use the Roloc sanding discs, you need this adapter.
The sanding discs work great to take the paint off of the back of the metal, so you can use the MSD100 Dents stabilizer. Warning, use carefully. Takes the paint from the metal completely.
To use the MSD100 at its best, you have to sand the metal on the back of the dent to bare metal. The sanding disc helps you with that. To use the sanding discs, you need this adapter.