Versatile tools for deburring, cleaning, removing stubborn coatings, blending, and finishing effectively. Various grits available for different applications: white 120# for soft metals like aluminum, yellow 80# and green 50# for hard metals like steel. Time-saving design with flexible bristles that require less force than wire brushes, providing efficient cleaning and maintaining abrasive properties throughout the disc's life. Widely compatible with most multi-functional tools, including electric drills, rotary tools, and mini grinders, operating at speeds of 15000 - 25000 rpm., Manufacturer: PokFhgur