- 2-Piece flange adapter holds a minimum of 7 bristle discs
- 1"" (2.54 cm) hole optimizes mounting of 6"" (15.24 cm) bristle discs on bench motors with a 1"" (2.54 cm) diameter shaft
- 3M™ Telescoping Wheel Flange Adapter (Part No. 5, sold separately) can be inserted in the center hole to adapt to shaft sizes as small as 1/2"" (1.27 cm) diameter
- Can be used with one or more 3M™ Spindle Extender Adapters (Part No. 30134, sold separately) when additional layers of bristle discs are required