Premium-Quality Material: Constructed from M2 high-speed steel, this 5PCS Taper Chucking Reamer Set offers superior durability and precision. Ideal for heavy-duty tasks, the HSS material withstands wear and heat, ensuring long-lasting sharpness and performance. Versatile 5-Size Set: Equipped with five essential reamer sizes (3/8", 1/2", 5/8", 3/4", and 1"), this set meets a variety of industrial and DIY requirements. Precision-ground for minimal tolerance variation, it delivers consistent hole diameters for precise applications. Wide Application Range: Excelling in materials like steel, metal, wood, and more, these taper chucking reamers are perfect for tasks requiring robust metal-penetrating capabilities. Their design reduces burr formation, making them ideal for bridge construction and automotive applications. Efficient and Precise Performance: Designed for heavy-duty use, these reamers align and expand pre-drilled holes with high accuracy, producing smooth, deburred edges. They are perfect for applications in bridge construction, steel , and automotive repairs. Secure Grip Design: Featuring a shank with three symmetrical flats, these reamers a non-slip hold in various tools, minimizing slippage during high-torque operations. For optimal performance and , use cutting oil before, during, and after operations. Description: Experience unparalleled precision with our 5PCS Taper Chucking Reamer Set, designed for meticulous hole enlargement and alignment. This set is essential for professionals in bridge construction, steel , and other industrial applications where precision is critical. Features: M2 High-Speed Steel Construction: Crafted from premium HSS material, our reamers extended durability and superior cutting performance, making them a reliable choice for heavy-duty use. Versatile 5-Size Set: This comprehensive set includes reamers in sizes 3/8", 1/2", 5/8