Dynabrade 2-7/8" x 3-1/8" Triangular Hook & Loop Disc Pad - DY 57951

2-7/8" x 3-1/8" Non-Vacuum, Triangular Hook & Loop Disc Pad - DY 57951 3/8" (10mm) Thickness, Urethane, Medium Density The premium self skinning urethane foam provide optimum support and flexibility for the widest range of sanding applications with coarse to ultra fine grit abrasives. 3/8" (10 mm) thick, medium density pads. Pads mount with four screws. The short nap hook face material allows for quick and easy abrasive changes.