The Arrow 3 " Triangle Sanding Sheets Variety Pack has a universal fit and is designed to be compatible with popular oscillating tools such as Dremel, Milwaukee, DeWalt, and more. Our variety pack contains three of the most popular grit options for sanding projects, including 60 course grit, 120 medium grit, and 240 fine grit sandpaper. The sandpaper sheets have holes to allow for dust collection through the sanding pad for multi-tools with vacuum attachments.