3" Diameter 3M Radial 400 Grit Blue 3/8" Arbor Hole Bristle Brush Rotary Jewelry Metal Polishing Discs

3M Radial Bristle Discs are embedded with a long-lasting abrasive material which eliminates the need for messy compounds. Flexible and cool-running bristles are great for hard-to-reach areas or flat surfaces. Clean and remove dirt, rust, and oxidation without damaging the underlying surface. Use on platinum, gold, silver, pewter, aluminum, steel, and stainless steel. With their highly flexible and conformable bristles, these 3M discs can be used for a wide variety of cleaning and finishing needs. They can get into small grooves and fine details with ease and can be used on most metals. Produces a uniform finish that is easily controllable. Since the abrasive is integrated into the bristles, no compounds or chemicals are needed. 3M discs are to be mounted in screw-top mandrels either singly or in multiples. These discs measure 3" in diameter and have 3/8" arbor holes. Max speed is 20,000 RPM. Use 3 to 6 discs per mandrel for best performance. Great conformability and flexibility - easily finishes detailed or hard-to-reach areas. Runs clean - therefore no chemicals or compounds are required. Runs cool - Safe for delicate pieces. Grit: 400.Please contact us with any questions. Thanks for looking!

• Grit: 400
• Use 3 to 6 discs per mandrel for best performance
• Produces a uniform finish that is easily controllable
• Max speed is 20,000 RPM
• No compounds or chemicals are needed