The TAP LH-UF(20) 5/16-18 GH3 P from Field Tool Supply is a high-quality left-hand tap designed for precision threading in various materials. This tap features a 5/16-18 thread size, making it ideal for applications requiring a robust and reliable threading solution. Constructed from durable high-speed steel (HSS), it ensures longevity and performance under demanding conditions. The tap is engineered to meet industry standards, providing consistent results in both professional and DIY projects. Its left-hand design is perfect for removing broken screws or for specific applications where reverse threading is necessary.