The 3-3/4" Shell Reamer STR FL HS from Field Tool Supply is designed for precision reaming in various applications. This high-speed steel (HSS) tool features a straight flute design, ideal for creating smooth, accurate holes in a range of materials. With a diameter of 3-3/4 inches, it is perfect for larger projects requiring robust performance. The reamer is engineered to meet industry standards, ensuring reliability and durability. Its high-speed steel construction provides excellent wear resistance and longevity, making it a valuable addition to any tool collection.