3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 02533, Floor Surfacing Sheets, 12 in x 18 in, Easy Change, 60 grit, 7010296622
$4.32
Factory Stock, 7-10 Day Leadtime
Hook-it II Floor Surfacing Abrasive Sheets are coated on heavyweight paper. Easy-to-use on rectangular floor sheet sanding machines. Hookit II backing provides positive locking to driving pad.

3M 71355, 663FC, 2" X 48", 70u, Diamond Trizact Belts, 7010534884
3M 34118, 663FC, 2" X 120", 70u, Diamond Trizact Belt 7010509077
3M 22395, Roloc Disc 361F, 60 YF-weight, TR, 3 in, Die R300V, 7000045098
3M 80835, Flexible Diamond Hand File 6210J, No 2, Yellow, 18, N40, 7000082160, 10 Per Case 
