Unique bristle design resists loading and clogging when removing high loading substrates. New polymer formulation creates stiffer bristles for longer life. 3M Roloc Attachment System locks disc securely, 1/2 turn on, 1/2 turn off. Versatile - 3M Roloc Disc Pad Assembly is designed to fit on a variety of tools with collets or chucks, ideal for use on right angle air tools. The Scotch-Brite Body Man's Bristle Disc contains no wire filaments, potential for injury from flying wires eliminated for this job, technician safety improved premium Cubitron abrasive grain 2 inch bristle disc constructed of a new bristle design that enables it to remove high loading substrates quickly, while maintaining product life. Grade: 36. Color: Purple. Maximum operating speed: 25000 RPM. Removes high loading materials fast and doesn't load. Great for removing rubberized undercoating, seam sealer, rust and paint while maintaining product life.