The TAPS LH(040) 5/8-14 GH3 B from Field Tool Supply is a left-hand tap designed for threading 5/8 inch diameter holes with a 14 threads per inch (TPI) specification. This high-quality tap is made from premium materials, ensuring strength and precision in metalworking applications. Ideal for creating internal threads in various metals, it features a GH3 tolerance for enhanced accuracy. The left-hand design is perfect for specific applications where reverse threading is required. This tap is a must-have for machinists and fabricators looking for reliable threading solutions.