3M 99430 Sandpaper, 11-1/4 in L, 4-3/16 in W, 120 Grit, Fine, Aluminum Oxide Abrasive

Sharp, synthetic silicon carbide mineral cuts fast and smooth for long-lasting performance. Precut to fit most drywall sanding tools. Designed for sanding drywall joints, patching compounds, paint and plaster. Packaging strong enough to use as storage container for unused sheets.