- The most common mineral for general purpose applications. Ideal for sanding on bare wood, metal, plastic and fiberglass. Also used to prepare primed and painted surfaces for finishing.
- The velour fabric laminated hook and loop backing allows for quick disc changes.
- Unlike PSA discs, hook and loop discs that are not completely worn out can be saved for future use.

3M 15913, Scotch-Brite Roloc Disc High Strength, TR, 2 in X NH A Medium, 7000000710
3M 22392, Roloc Disc 361F, 24 YF-weight, TR, 3 in, Die R300V, 7000045090
Dynabrade 51301 .5 hp Straight-Line Die Grinder 
