The TAP OP-2 UF(16) 1/4-20 H3 B is a high-quality tap designed for precision threading in various materials. This tap features a 1/4-20 thread size, making it ideal for a range of applications in metalworking and manufacturing. Constructed from durable high-speed steel (HSS), it ensures longevity and reliability. The H3 classification indicates a tolerance that allows for a snug fit, essential for creating strong, secure threads. This tap is compatible with standard tapping machines and manual operations, making it versatile for both professional and DIY projects.