F.M. Floors Supplies Sanding Disc Set, 5-Inch 8-Hole Hook and Loop Sanding Discs, for Random Orbital Sander F.M. Floors Supplies introducing the High-quality Aluminum Oxide Materials: Our sanding pads are made from high-quality aluminum oxide abrasive, which is durable and anti-clogging. The aluminum oxide grain delivers a fast cut and a smooth finish to your project. 150-Piece Multi-grit Sandpaper Set: Our sanding discs set provides you with the multi-grit sandpaper you need. You will get 150 total orbital sander pads of 10 different grades including 60 grits, 80 grit, 100 grit,120 grit, 150 grit,180 grit,240 grit, grit. The higher the number, the finer the grit. Premium Back with 8 Holes: Back of napping makes grit removal and replacement quick and lengthens the life of each disc, 8 holes are designed for efficient dust extraction. Wide Applications: The sanding discs are ideal for grinding and finishing on metal and non-metal, wood, rubber, leather, plastic, stone, glass, and other materials. Universal compatibility: Our 5-inch (125mm) sanding discs fit universal orbital sanders, such as BLACK+DECKER, DEWALT, Bosch, Makita, PORTER-CABLE, etc. (description exceeds maximum possible length)