The DIE RRSHS 2 1/4-16 X 4 OD from Field Tool Supply is a high-quality threading die designed for precision cutting of 2 1/4-16 threads. Constructed from durable high-speed steel, this die ensures longevity and reliability in various applications. With an outer diameter of 4 inches, it is suitable for use in both industrial and DIY projects. This die meets ANSI standards, making it compatible with a wide range of threading tools and systems. Ideal for metalworking and fabrication tasks, it provides clean and accurate threads for optimal performance.