The 2-7/8" Shell Reamer by Field Tool Supply is a high-speed steel (HSS) tool designed for precision reaming. With a diameter of 2-7/8 inches, it is ideal for enlarging holes in metal and other materials. The straight flute design promotes efficient chip removal, resulting in a smooth finish. This reamer is built to withstand rigorous use, ensuring longevity and reliability in various applications. It meets industry standards for quality, making it a valuable addition to any tool collection, whether for professional or DIY projects.