The TAPS RH(021) 21/64-24 GH3 B from Field Tool Supply is a high-quality right-hand tap designed for threading applications. With a thread size of 21/64-24, this tap is perfect for creating internal threads in various materials, including metals and plastics. Made from durable high-speed steel, it ensures longevity and resistance to wear. The GH3 designation indicates a general-purpose tap suitable for a wide range of applications. This tool is essential for machinists and DIY enthusiasts, providing reliable performance and excellent thread quality.