3M High Density Flap Disc

3M 577F Type 27 40 Grit Alumina Zirconia Giant Flap Disc measuring 4 1/2" Diameter x 7/8" Thick.

Features a YF-weight backing construction which exposes fresh, sharp mineral for solid performance.  

Economical disc offers to combine grinding and blending in one step.

Sold individually.