3M Floor Surfacing Rolls are recommended for general drum sanding. They are especially good for removing gummy finishes. This abrasive cuts fast.
3M 02532, Floor Surfacing Sheets EC12x18-36, 12 in x 18 in, Easy Change, 36 grit, 7010340582
$5.38
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 28120, Hookit Clean Sanding Disc 900DZ, 5 in 60 J-weight, Die 500LG, 7010326613
3M 29882, Sanding Screen, 220 Grit, 18 in x NH, 7100160813 
