3M Scotch-Brite Radial Bristle Brush 152mm Is a revolutionary new technology in the field of cleaning and light deburring. The brush-shaped segments are made of plastic in which the Cubitron mineral has been incorporated. The brushes are available in different types: TA = Type A: Straight bristles placed at an angle (named direction of rotation) TC = Type C: Thin and curved bristles placed at an angle (named direction of rotation) Used with stationary, straight grinding and flexible shaft machines, for light deburring and deburring of composites and metals. Removing coatings and adhesive residues from flat and profiled workpieces.