The Merit Abrasives 08834180085 is a 1/4" x 1-1/2" x 1/8" 180 Grit Aluminum Oxide Straight Cartridge Roll, designed for precision grinding and finishing in confined spaces. This cartridge roll is ideal for applications requiring fine blending, cleaning, finishing, and polishing, particularly in areas where larger abrasive tools cannot reach. The roll is constructed with a premium aluminum oxide abrasive, known for its durability and consistent performance, ensuring a long service life. The heavy, durable X-weight cotton backing provides flexibility and strength, allowing the roll to conform to the workpiece's contours for uniform results. This design is particularly beneficial for deburring, chamfering, and polishing small holes, recesses, and cylinder walls. The 1/8" pilot hole allows for easy mounting on compatible mandrels, facilitating quick changes and efficient operation. The 180 grit size offers a fine abrasive surface, suitable for achieving a smooth finish on various materials. This cartridge roll is compatible with the M-9 mandrel, ensuring secure attachment during use. By incorporating the Merit Abrasives 08834180085 into your operations, you can enhance the quality and efficiency of your grinding and finishing processes, particularly in intricate and hard-to-reach areas.