Combination and screen backing hold up to extreme floor sanding demand. A&H ABRASIVES™ Professional Floor Sanding Large Diameter 20" Sanding Discs feature sharp silicon carbide grains that break down to expose new edges and resist clogging: Paper backed, "E" weight substrate - 2" dia. center hole. Select from seven grits ranging from 16 to 120 (16 and 20 grit discs are on combination paper/cloth backings for added strength). Screencloth discs are made with embedded silicon carbide grains and are ideal for sanding between coats, final finishing or when excess loading is a problem - five grits ranging from 60 to 150. Made in USA with components from Mexico and USA.
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