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DW8311AL 4.5 x 7/8 in. 60 Grit Aluminum Flap Disc

The HP High-Performance Aluminum Flap Disc features a stearate coating that helps prevent premature loading for long life. Its high-performance, aluminum oxide grain provides uniform surface finish, and is designed for grinding angles of 15-25 degrees with a Type 29 durable fiberglass backing. It is best used for grinding and finishing aluminum and other soft metals.