Introducing the POWERTEC 6-Inch PSA Aluminum Oxide Adhesive Sanding Disc Collection. This multi-functional sanding disc kit offers you a practical and inexpensive solution to many of your sanding, polishing and finishing needs. They deliver high quality and consistent cuts with uniform finishes. Each 6" sanding disc is made with premium grade aluminum oxide grain which is well known for it's superior grinding power and durability. These PSA disc possess a sticky back adhesive that allow quick and easy installation or removal from your sanding pads. It comes complete with coarse, medium and fine sandpaper discs designed to tackle many of your common workshop requirements. These woodworking sanding tools provide impressive results when working with wood, plastic, fiberglass, painted surfaces and non-ferrous metals (aluminum, lead, zinc, tin). In addition, we've selected six of the most commonly used grit types to accompany your workshop needs - supplying you with 10 of each (60 total).