DeWalt DW8210 4-1/2" x 7/8" Z40 T27 WB Flap Disc

FEATURES:
• Backing automatically wears down with cloth to allow full use of cloth increasing life by 2x's
• Extended performance flap design lasts 2 times longer than std flap discs
• Premium zirconia cloth prodives agressive grinding action 50% faster than std flap discs
• Proprietary design provides removal rate of a grinding wheel with finish of a fiber resin disc