The TAPS RH(088) 1 3/8-40 GH4 P from Field Tool Supply is a high-quality right-hand tap designed for precision threading in various materials. With a size of 1 3/8-40, this tap is ideal for creating internal threads in metal and plastic applications. Constructed from durable materials, it ensures longevity and reliability in demanding environments. The GH4 designation indicates a high-quality finish, providing smooth operation and reducing friction during use. This tap is compatible with standard threading machines and meets industry standards for performance and safety.