DeWalt 4-1/2 In. 80-Grit Type 29 High Performance Zirconia Angle Grinder Flap Disc

High Performance, contaminant free. Zirconia grit enables 3X faster material removal than fiber resin metal sanding discs. Premium abrasive cloth provides up to 15X longer life than fiber resin metal sanding discs. Type 29 fiberglass backing provides grinding angle of 20 to 25 degrees.