3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 09311, Regalite Floor Surfacing Rolls, 8 in x 50 yd, 752I, 50 Grit, 7010339985
$216.08
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.

Dynabrade 92114 1/2" W x 12" L 180 Grit A/O DynaCut Belt, 50/pack
3M 34675, 641WY, 1" X 30", 400 Mesh, Diamond Cloth Belts, 7100111369
3M 11412, Roloc Disc 361F, 36 YF-weight, TR, 1 in, Die R100N, 7000045092
3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094
3M 11411, Roloc Disc 361F, 50 YF-weight, TR, 1 in, Die R100N, 7000045095 
