The TAPS RH(088) 1 3/8-16 GH4 T from Field Tool Supply is a high-quality right-hand tap designed for precision threading in various materials. With a thread size of 1 3/8-16, this tap is ideal for creating internal threads in metal and plastic applications. Made from durable high-speed steel, it ensures longevity and resistance to wear. The GH4 designation indicates a specific thread form that enhances chip removal and reduces friction during operation. This tap is suitable for use in both manual and machine tapping processes, making it versatile for different workshop environments.