3M 1407 3" Green Corps Surface Prep Disc 36-Grit (25pk). An aluminum oxide Roloc disc constructed on a YF weight, water resistant polyester cloth backing. Resin bonded for heat resistance. Can be run wet or dry. Grade: 36. Primary markets: metalworking, woodworking. Generally used for hard to reach areas in paint, rust, and weld removal.
3M - Scotch