The TAPSET RH-UF(80)1 1/4-12 H4 from Field Tool Supply is a comprehensive tap set designed for creating robust threads of size 1 1/4-12. This set includes multiple taps for various threading applications, ensuring versatility in machining tasks. The H4 specification indicates a high tolerance level, providing precision in thread formation. Constructed from durable materials, this tap set is suitable for both manual and CNC machining. It meets industry standards for quality and performance, making it an essential tool for professional machinists.