DeWALT DW8310 Flap Disc, 4-1/2 in Dia, 7/8 in Arbor, Coated, 120 Grit, Fine, Zirconia Abrasive

Designed for grinding angles of 20 to 25 deg, DeWALT-type 29 HP flap discs quickly remove material with aggressive grinding action. Featuring zirconia grit, which removes material 3X fast than fiber resin metal sanding discs, each disc is packed with a premium abrasive cloth that lasts 15X long than fiber resin metal sanding discs.