Crafted for precision and efficiency, this heavy-duty maintenance reamer from Champion Cutting Tool is designed to enlarge and align existing holes in tough materials, including steel and stainless steel. Its unique left-hand helix and right-hand cut ensure that chips are sheered away from the operator, enhancing safety during use. Equipped with a safety collar stop, this tool prevents over-penetration while providing added stability, making it a reliable choice for maintenance work and truck or trailer repairs. With its surface-treated high-speed steel construction and flatted shank, this reamer is compatible with power drills and drill presses featuring a 1/2 inch chuck capacity, proving to be an essential tool for steel erection, fabrication, and various industrial applications.