Norton 66254429268 4-1/2x7/8” Bear-Tex Vortex Rapid Blend Aluminum Oxide Non-Woven Depressed Center Discs, Medium Grit, 10 Pack - Amazon.com
Norton® Rapid Blend™ 66261020546 Depressed Center Wheel, 4-1/2 in Dia x 1/2 in THK, 7/8 in Center Hole, 320/400 Grit, Silicon Carbide Abrasive | Dillon Supply