3M 31581-8 3M™ Blue Sandpaper 31581-8, 800 Grit, 3.66 in x 9 in, 8 Sheets/Pack, 3M Stock No. 7100282775

Unique mineral blend resists clogging and loading, limiting the need for dust removal. Tough abrasives self-fracture to expose new edges, allowing for high durability. Microreplicated grains wear evenly to help deliver more work with fewer sheets. Easy to attach and remove.