Jumbo Blue Zirconia Flap Disc, Type 29, 40-Grit, 4.5-In.

4.5", 40 Grit, Jumbo Blue Zirconia, Type 29, Flap Disc, 5/8 11" Arbor, High Density Depressed Center, For Right Angle Grinders, Cuts Fast & Outlasts Sanding Discs 10 To 1, Great Flexibility, Ideal For Rough Or Fine Finishing, High Density Discs Are Ideal For The Extra Tough Jobs, Long Lasting, Cooler Running Jumbo Style.