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.
3M 11635, Pro-Pak Drywall Sanding Screens 99439NA, 180 grit, 7010290416, 10 sheets/pack
$14.13
Factory Stock, 7-10 Day Leadtime, Priced Per Pack
Drywall Sanding Screen is made to fit most drywall sanding tools. Made with a sharp synthetic mineral for long-lasting performance. Waterproof and can be rinsed for reuse. Features an open mesh cloth backing which reduces loading.

Dynabrade 14010 Dynafile Abrasive Belt Tool Versatility Kit
Dynabrade 92116 1/2" W x 12" L 320 Grit A/O DynaCut Belt, 50/pack
Insize 1536-300, DIGITAL WALL THICKNESS CALIPER, 0-12"/0-300mm, 6940561961119
3M 80670, Pro Grade Precision Drywall Edge Detailing Angled Sanding Sponge Fine grit, 30904FPSA, 2.5 x 4.5 x 1 in, 7010416413 
