Drywall Sanding-Screen 4-3/8"

4-3/8" x 11" open mesh waterproof silicon carbide screen for sanding drywall joints, patching compounds and plaster. Resists clogging, both sides can be used. Screen is flexible for contoured and irregular surfaces. Can be used on wood, metal, plastic, and painted surfaces, wet or dry. 2 sheets per pack.No. 9089: 120 grit fineNo. 9090: 80 grit medium