3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 06883, Floor Surfacing Rolls, 12 in x 25 yd, 20 Grit Combo, 7010293800
$280.04
Factory Stock, 7-10 Day Leadtime
3M Resinite Floor Surfacing Rolls are for drum sanding machines on commercial and residential jobs. Use for general sanding. Durable mineral on paper or combination backing. Fast cuts, better finish, longer life, time savings.

Standard Abrasives 32905, PSA A/O Disc, 706487, 1 in x NH, 120, 7010331819
3M 29858, Sanding Screen, 80 grit, 12 in x 18 in, 7100161088
Dynabrade 11486 Dynabelter Accu-Grinder Abrasive Belt Tool, Heavy-Duty
Dynabrade 95848 Dynabrade Gear Oil
Standard Abrasives 890194, S/C Unitized Wheel, 632, 12 in x 1/4 in x 1-1/4 in, 7010367081 
