Variety Pack Box of 50 Dura-Gold Premium 6\" Grit Gold Sandpaper Discs with a 17 Hole Pattern and a Hook & Loop Backing. 5 Discs each of 10 different sanding grits: 60, 80, 100,120,180,220,320,400,600, and 1000. The 17 hole pattern allows dustless sanding when attached to a 17 hole backing plate. Superior quality sanding discs made with super coated aluminum oxide corundum that\'s fused with zirconia alumina. It delivers a fast, exceptionally long-lasting sharp cut with a consistent scratch pattern. It has maximum resistance to clogging and loading, increasing your productivity and reducing material consumption. These coarse-cut to fine-cut sandpaper discs are ideal for aggressive sanding to extra-fine-finish sanding on all types of surfaces. Use them for sanding wood workers\' furniture, automotive paint, primers, body fillers, and putties before painting or removing scratches on paint and wood. Our sandpaper discs are suitable for use in auto body and paint shops, woodworking wood furniture making, metalworking metal sanding, crafting, household, drywall, industrial, fiberglass, plastics, or any other surface that needs sanding. Dura-Gold offers a complete vast product line of professional, high-quality sandpaper types that provide exceptional sanding performance, so you can get the job done fast, saving you time and money!