3M 99439NA 99439 11 in X 4-3/16 in 180 Grit Pro-Pak Drywall Sanding Screens Clear

3M Drywall Sanding Screens are designed for sanding drywall joints, patching compounds and plaster. The abrasive is waterproof with a sharp synthetic material that cuts fast. This versatile product can also be used on wood, metal, plastic and painted surfaces, either wet or dry.