4-1/2" Aluminum Oxide Resin Fiber Discs Choose Grit: 16 to 120:80 Grit 25 Discs #09-1080 Abrasive Material: Premium silicon carbide

Abrasive Material: Premium silicon carbide

5/8" arbor hole

Easy Storage: Compact roll stores neatly in any shop

Lathe sanding for turned wood pieces

Silicon Carbide vs

4-1/2" Aluminum Oxide Resin Fiber Discs Choose Grit: 16 to 120:80 Grit 25 Discs #09-1080 Abrasive Material: Premium silicon carbide4 1 2" Aluminum Oxide Resin Fiber Discs The Most Popular Angle Grinder Size USA1 Abrasives 4 1 2" Aluminum Oxide Resin Fiber Discs are the most popular size for angle grinder use in metalworking, fabrication, and construction. The heavy fiber backing provides the rigidity needed for aggressive stock removal, while aluminum oxide abrasive delivers reliable, consistent performance across a wide grit range. 7 8" arbor hole. Sold in packs of 25 discs.