ACTOMASTER is a new brand registered by one of the top oscillating tool blade manufacturer which is also the provider of many market-leading brands. The 3-1/8" sanding pad is ideal for detail sanding of wood, metal and plastic surfaces. The hook and loop allow sand paper to be easily attached and removed. 80/120/240 grit sanding papers provide sanding from aggressive to fine. Quick change and Fit-universal system fits on most oscillating multi tools on market: Dewalt, Porter Cable, Black+Decker, Milwaukee, Ryobi, Bosch & Fein (non-starlock), Dremel, Makita, Rockwell, Ridgid,Chicago Electric and more. a box of 50 fairly aggressive sanding sheets for the Multimaster. It attaches to the hook and loop sanding pad on the Multimaster for removal of excess wood, finish, and paint for faster surface removal in smaller areas.