3M 09302, Regalite Floor Surfacing Discs, 6-7/8 in x 7/8 in, 752I, 50 Grit, 7010296205 
3M 21038, Floor Surfacing Discs, 12 Grit, 7 in x 7/8 in, 7010328801
$1.84
Factory Stock, 7-10 Day Leadtime
3M Resinite Floor Surfacing Discs are precut. Sharp, fast-cutting synthetic mineral with a tough, flexible paper or combination backing. These discs save time and deliver a better value, better finish, and longer life.