WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits

With 13000 MAX rpm and 80m/s MAX linear speed, This 20-pack set of zirconia alumina falp disc has a high performance in stock removal, grinding, blending, beveling, deburring, removal of rust and paint, finishing, and other similar applications on metals, non-ferrous materials, fiberglass, plastics, woods, and many other surfaces. It contains 10 PCs of 40 grit, 5 PCs of 60 grit, 3 PCs of 80 grit and 2 PCs of 120 grit. A variety of grits selection, perfectly match your work needs