Norton Hook & Sand Discs 5 in. x 5 Hole x 150-Grit, 25-Pack a fine 150 grit sanding solution for finish sanding and cleaning bare surfaces. Crafted with premium grade aluminum oxide abrasives, these Norton gold sanding discs are resin bonded to a high-performance paper backing, ensuring durability and effective sanding. The discs are surface treated to resist clogging, preventing color transfer or surface contamination. Featuring a hook and loop backing, they allow for quick and easy disc changes. Designed for use on 5" x 5 hole random orbit sanders, this pack includes 25 discs to keep your sanding projects running smoothly. Model Number: