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
$382.51
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 20907, PSA Cloth Disc 348D, P120 X-weight, 2 in x NH, Die 200P, 7000118875
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M™ 17379, Versaflo™ Length Adjusting Breathing Tube BT-30, 7100009685, 1 EA/Case
3M 21543, Scotch-Brite Roloc Clean and Strip XT Pro Extra Cut Disc, TR, 2 in x NH, A XCS, 7100179815, 60/box
Standard Abrasives 708751, PSA A/O Disc, 12 in x NH, 60, 7010370081 
