Uses hook and loop sand paper, for additional sandpaper use Karebac Stearated aluminum Oxide part numbers 66830, 66832, 66833, 66834, 66835, 66836, 66838 through 66841. Perfect for balusters, handrails, wood moldings, Countertop edges and many other applications. Karebac makes a full line of abrasives for the automotive, woodworking, marine, glass & Marble Industries. We also carry a line of tools to be used with our common products. Our innovative designs are the perfect start to the perfect finish. All products are 100% satisfaction , see manual for information.