Field Tool Supply's 1-1/8" Shell Reamer is constructed from high-speed steel (HSS) for enhanced durability and performance. This reamer is specifically designed for high-speed applications, providing precise hole sizes in a variety of materials. With a cutting diameter of 1-1/8 inches, it meets industry standards for quality and reliability. The tool's design allows for easy integration with standard drilling equipment, making it an essential tool for both professionals and hobbyists seeking accuracy and efficiency in their projects.