The GP 0.1121 5-40 CL2B NG from Field Tool Supply is a reliable tap designed for precision threading in various materials. With a 5-40 thread size, this tap is perfect for applications requiring accurate threads. The CL2B rating indicates its suitability for general-purpose use, making it a great choice for both professionals and hobbyists. Constructed from high-quality materials, it ensures durability and performance. This tap is ideal for those looking to achieve clean, precise threads in their projects, ensuring a perfect fit every time. A valuable addition to any toolkit.