The TAPS LH(040) 5/8-18 GH5 B from Field Tool Supply is a high-quality left-hand tap designed for precision threading in various materials. With a thread size of 5/8-18, this tap is ideal for creating internal threads in metal and other hard materials. Made from durable steel, it ensures longevity and reliability in demanding applications. The GH5 designation indicates a high-quality finish, providing smooth operation and reducing the risk of breakage. This tap is perfect for use in automotive, industrial, and manufacturing settings, ensuring compliance with industry standards.