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 provides aggressive grinding action 50 percent faster than std flap discs. Proprietary design provides removal rate of a grinding wheel with finish of a fiber resin disc.
Type: Flap Disc
Diameter: 4 in
Max RPM: 13300
Manufacturer's Part Number: #DW8211