The TAP SP-R (036) 9/16-12 H3 P from Field Tool Supply is a high-quality tap designed for precision threading in various materials. With a thread size of 9/16-12, this tap is ideal for creating internal threads in metal, plastic, and other materials. Made from durable high-speed steel, it ensures longevity and resistance to wear. The H3 tolerance provides a good fit for standard applications, making it suitable for both professional and DIY projects. This tap is compatible with standard tap wrenches and is perfect for use in automotive, manufacturing, and repair applications.