Diablo's premium 5 in. 60-Grit universal, 12-hole random orbital sanding (ROS) discs with Hook & Lock backing are designed to enhance performance, extend sanding life, and increase productivity. These discs feature a premium ceramic blend that allows for faster material removal compared to other sanding discs, while also offering a longer sanding life. The innovative Clog-SHIELD, a unique blend of grinding agents developed by Diablo, reduces loading and maximizes productivity. Additionally, the superior Grit-to-backing bond, known as ENDURA-BOND, provides Diablo's sanding discs with exceptional durability and a longer lifespan. The premium ceramic blend used in these discs is formulated to ensure fast material removal and a prolonged sanding life. The discs also feature a unique 12-hole pattern, making them compatible with both 5 and 8-hole sanders, allowing for fast and precise alignment. The hook and lock backing enables easy attachment and removal of the discs, ensuring a consistent and secure connection. To further enhance productivity, these discs are coated with Clog-SHIELD, a high-performance coating that reduces pitch build-up and clogging. This coating ensures maximum productivity by preventing any hindrance caused by material accumulation during sanding. The specialized high strength resin, known as ENDURA-BOND, provides superior grit-to-backing bond, resulting in extreme durability. These sanding discs are suitable for use with orbital and DA sanders, and can be used on various materials such as wood, metal, and plastics. They are recommended for fast leveling, shaping, extra heavy removal, and stripping tasks. With Diablo's premium 5 in. 60-Grit universal, 12-hole random orbital sanding discs, you can expect exceptional performance, extended sanding life, and increased productivity.