Use to remove flaws or blemishes before applying initial coating. Channels dust away from sanding surface. Use pattern side for detail/contour sanding. Use regular side for flat sanding. Made of premium aluminum oxide mineral. Clog resistant for longer sponge life. Washable and reusable. Use Wet or Dry.
Manufacturer: 3M Model Number: 20908-120-UFS UPC: 051141393728
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