- Product Reviews
3M 31922, 36 Grit, 7", Grinding Disc
- Center Hole: 7/8" Diameter
- 2 discs per job pack
- Green Corps
The 3M 31922 36 Grit Grinding Disc is used for grinding door skins, MIG welds or any kind of metal or fiberglass grinding. Other applications include paint, rust, and weld slag removal and metal work.