Discover our 172 PCS 2 - inch die grinder sanding discs with a 1/4" holder. These sanding discs are compatible with both die grinders and power drills, making them perfect for surface conditioning, sanding, and polishing. With a quick - change design, they can be easily installed on 1/4" die grinders or drills. The set features 2 types of shank connections (1/4 - inch round and hex) for universal compatibility. There are 3 types of shank adapters, including a 2" Sanding Disc Holder, a 2" Hook & Loop Sanding Pad, and a 1" Sanding Disc Holder for different sanding needs. The 6 - type specialty abrasive collection offers a wide range of options for various tasks. The storage case keeps the discs organized and protected. Suitable for rust and paint removal, sanding, and polishing on wood, metal, and plastic, these sanding discs will greatly enhance your work efficiency and quality.