3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 04175, Regalite Resin Bond Cloth Roll, 3M761D, 12 in x 25 yd, 100Y grit, 7010401381
$339.61
Factory Stock, 7-10 Day Leadtime
3M Regalite Resin Bond Cloth cuts faster and runs cooler for less burning. Reduces streaking caused by nail strikes, reduces shelling and chatter marks. Lasts significantly longer than other belts.

Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
Norton 66261126299 - 2" X 50 Yard 80 Grit Metalite™ Aluminum Oxide Cloth Roll, 1 Each
ACS Diamond Cloth Belt, CX1250 1/2" X 18" 250U 
