3M™ Cubitron™ 3 Abrasive File Belt is an advanced abrasive file belt designed for superior performance in spot weld removal and other grinding/sanding applications within the collision repair market. Available in a range of grades and sizes, this file belt can be used with various types of file belt sanding tools available in the market.
Use 3M™ Cubitron™ 3 Abrasive File Belt for enhanced productivity and efficiency in your workshop. This upgraded file belt features re-engineered precision-shaped ceramic grains with a proprietary breakthrough in grain shape, including curved sides, offering faster cutting and longer-lasting performance compared to predecessors* and also select leading global competitors**. Ideal for tough detail work such as cleaning, deburring, blending, and finishing, it excels in small, confined spaces. The 3M™ Cubitron™ 3 File Belt is available in various coarse grades, widths, and lengths, making it compatible with a wide range of file belt tools. Its extended life and reduced need for changeouts help decrease waste and lower overall grinding costs, contributing to maximize productivity in the workshop. *Based upon 3M internal automated testing against Cubitron™ II in 2025 // **Based upon 3M internal automated testing against leading global competitors in 2025