Engineered for precision and durability, this heavy-duty maintenance reamer set from Champion Cutting Tool is a versatile addition to any toolkit. Designed specifically for the demands of maintenance work, steel erection, and truck or trailer repairs, this set includes three sizes—1/2, 5/8, and 3/4 inch—to efficiently enlarge and align existing holes in steel, stainless steel, and tough alloys. Each reamer features surface-treated high-speed steel construction to ensure long-lasting performance, while the 1/2-inch flatted shanks provide compatibility with power drills and drill presses. Additionally, a safety collar stop enhances operator stability and prevents over-penetration, while the left-hand helix means chips are sheared away from the operator for improved safety during use. This set is an indispensable tool for professional fabricators and maintenance technicians alike, making it easier to tackle tough jobs with confidence.