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

3M(TM) Pro-Pak(TM) Drywall Sanding Screens 99439, 4-3/16-Inch by 11-1/4-Inch , 180 grit, 10 screens/pack. For drywall and plaster. Die-cut. 3M PRO-PAK Drywall Sanding Screens reduce loading to make your job easier and help you achieve smooth results. Their sharp silicone carbide mineral construction means long lasting performance. These screens can be rinsed and used again and again. Made to fit most drywall sanding tools. Open mesh backing reduces loading.