3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 15302, Floor Surfacing Rolls, 50 Grit, 8 in x 50 yd, 7010359651
$224.25
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.

3M 19769, Utility Cloth Sheet 314D, 9 in x 11 in P150 J-weight, 7000000357
Dynabrade 14360 Pneumatic Pipe Belt Finisher
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Dynabrade 40610 Electric Dynafile II Abrasive Belt Tool
3M 10455, Cloth Sheet 481W, 220, 9 in x 11 in, 7010294811
3M 27551, EMI Copper Foil Shielding Tape 1181, 1/2 in x 18 yd (12.70 mm x 16.5m), 7000132182
Standard Abrasives 713297, Aluminum Oxide Handy Roll, P120 J-weight, 2 in x 50 yd, 7100031623
3M 66619, Cloth Belt 341D, 50 X-weight, 4 in x 24 in, Fabri-lok, Single-flex, 7010360692, 25 per case 
