NORTON Q425 66261148894 Floor Sanding Disc, 16 in Dia, Coated, P220 Grit, Very Fine

Crafted with a sharp, 100% silicon carbide grain that's bonded to a durable polyester screen, Q425 SC fine grit screen floor sanding discs deliver superb durability and longevity. Use both sides of these waterproof discs, then rinse and reuse them to cut costs and reduce waste. Tough screen backing allows more aggressive cutting than with paper- and cloth-backed discs for super-fast efficiency. Combine these durable disks with your floor grinding machines for economical and consistent performance on concrete and medium- to hard-woods.