The 3M 3" x 21" Non woven Aluminum Oxide Medium Abrasive Belt features a construct designed for effective cleaning, blending, deburring, and finishing tasks on various surfaces. Its Non woven surface conditioning design minimizes loading and heat build-up, which extends operating time while delivering consistent surface results. The reinforced backing coupled with Non woven open web material offers enhanced flexibility, making it suitable for detailed work, particularly over contours and edges. It effectively removes surface imperfections, grindlines, and mill marks, providing a capable solution for surface preparation.