• 80 Grit
DeWalt DW8378 Description:
• Zirconia grit enables 3X faster material removal than fiber resin metal sanding discs
• Premium abrasive cloth provides up to 15 X longer life than fiber resin metal sanding discs
• Type 29 fiberglass backing provides optimal grinding angle of 10-25 degrees, allows full use of the disc, and won't mar the work piece.