The Merit Abrasives 1/4" x 1-1/2" x 1/8" 80 Grit Coarse Cartridge Roll is engineered for precision grinding and polishing in confined spaces. Designed to break down during use, it consistently exposes fresh abrasive layers, ensuring consistent performance. Mounted on a 1/8" arbor, this cartridge roll is ideal for high-speed grinders, effectively reaching into internal surfaces and corners where traditional abrasives fall short. Its premium aluminum oxide abrasive offers a balance between durability and cutting efficiency, making it suitable for various materials, including metals and composites. The heavy-duty X-weight cotton backing enhances the roll's flexibility and longevity, providing a reliable solution for tasks such as blending, deburring, edge breaking, and surface preparation. This cartridge roll is an essential tool for operations requiring consistent results in tight or intricate areas.