The TAPS RH(068) 1 1/16-18 H4 B from Field Tool Supply is a high-quality right-hand tap designed for precision threading in various materials. With a size of 1 1/16-18, 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 H4 designation indicates a medium tolerance, making it suitable for general-purpose threading tasks. This tap is compatible with standard threading machines and manual tools, providing versatility for both professional and DIY users.