Spiral Router Bit: 0.4375" Dia, 1/2" Shank Dia, Spiral MPN:26809616

Introducing our high-quality spiral flute tap, designed for tapping threads in a range of materials such as steel, brass, and aluminum. This precision tool boasts a UNF thread form with a 5/8-18 pitch and three flutes for efficient chip removal, ensuring smooth and accurate threading every time. Additionally, the modified bottoming tap design prevents stripping while tapping on hard or abrasive materials, making it ideal for industrial applications. The cobalt oxide finish provides durability and wear resistance, adding to its overall performance and longevity. Whether you're a professional mechanic, machinist, or DIY enthusiast, this spiral flute tap is the perfect addition to your toolkit.