3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 09317, Regalite Floor Surfacing Rolls, 12 in x 50 yd, 752I, 40 Grit, 7010384135
$360.86
Factory Stock, 7-10 Day Leadtime
3M Floor Sanding Rolls offer great productivity and value on bare wood or nongummy finishes. They cut faster, run cooler and last longer than conventional rolls. The rolls feature the familiar purple Regalite mineral and tough paper backing.

3M™ 72013, Adapter 529-04-50, 110-120 VAC, 7000131705, 1 EA/Case
3M 09099, Scotch-Brite Paint and Rust Stripper Large Area 9099NA, 7010375230
3M 33349, 641WY 1/4" X 24", 220 Mesh Diamond Cloth Belt, 7010534919
3M 69619, Hookit Gold Film Disc 255L, P180, 3 in x NH, 7010308369, 50 discs per box
Dynabrade 59339 Vacuum Cuff, 1", w/Groove
3M 76632, Roloc Disc 777F, 50 YF-weight, TR, 3 in, Die R300V, 7000045628
3M™ 53797, Flexible Diamond Belt 6451J, 1/2" Dia x 18" L, M125 Micron, Type G, Pattern B2, 7010509272
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
3M 30202, Disposable Plastic Wheel Maskers, 12 in - 15 in, 125 per box, 7000125074 
