The TAPS LH(108) 1 11/16-10 H4B from Field Tool Supply is a high-quality left-hand tap designed for precision threading in tough materials. With a thread size of 1 11/16-10, this tap is ideal for creating internal threads in various applications. Made from durable steel, it ensures longevity and reliability. The H4B designation indicates a specific tolerance level, making it suitable for high-precision tasks. This tap is perfect for use in automotive, manufacturing, and repair industries, ensuring compatibility with standard threading systems.