The GP SET (88) 1 3/8-18 CL3B from Field Tool Supply is a comprehensive set designed for various threading tasks. This set includes multiple dies, each crafted for precision and durability. The 1 3/8-18 size is perfect for standard applications, ensuring compatibility with a wide range of tools. Made from high-quality materials, these dies are engineered to withstand rigorous use while maintaining sharpness and accuracy. Ideal for both professional and home use, this set is a must-have for anyone looking to enhance their threading capabilities.