The TAPS RH(037) 37/64-18 GH3 B from Field Tool Supply is a high-quality right-hand tap designed for precision threading in various materials. With a thread size of 37/64-18, 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 GH3 B designation indicates a specific tolerance and finish, making it suitable for applications requiring a precise fit. This tap is compatible with standard tap wrenches and is perfect for both professional and DIY projects.