Item description for 10pc 4-1/2 Premium Zirconia Beveled FLAP DISC SANDING GRINDING WHEEL 40 GRIT 7/8

10pc. 4-1/2" DEPRESSED CENTER FLAP DISC SANDING / GRINDING WHEELS 40 GRIT.
The price is for 10 wheels.
Heavy Duty, Industrial Grade.
Premium Zirconia
Works just like a standard Sanding / Grinding wheel, but lasts 8 to 10 times longer.
No backing plate needed. Will mount to any 4-1/2 inch Grinder or Sander that uses a 7/8" grinding wheel or sanding disc.
40 Grit
7/8" Arbor Hole.
22 degree angle.
13,300 RPM.

...BRAND NEW...