Our 3M Disc Pad Hub holds the face plate firmly in position to support a fiber disc with a 7/8 inch center hole, which is secured to the hub with a compatible retainer nut. The disc pad hub enables operators to select face plates with four different densities?Soft, Medium, Hard and Extra-Hard?offering the convenience of using a single power tool for multiple grinding applications. Face plates are sold separately.

Dynabrade 12268 Insert Assembly, 0"- 1/8"
Dynabrade 78844 Controlled Flare End Brush 3/4" Dia. x .0104 x 7/8" Steel
Dynabrade 25294 Governor Spring, 1.3 Hp
Dynabrade 61386 Counterweight, 8" Locking R.O.P. 
