Chucking Reamer: 3.98 mm Dia, 75 mm OAL, 15.6 mm Flute Length, Spiral Flute, Straight Shank, Solid Carbide MPN:6266941

This 5/8-11 UNC spiral flute tap boasts 4 flutes for rapid chip removal and cutting efficiency while the modified bottoming feature ensures superior bottoming and tapping capabilities. Made of high-quality cobalt material, it offers unparalleled hardness, heat resistance and durability that withstands thread chasing or reaming applications at elevated temperatures. Moreover, its TIN coating helps minimize chip buildup inside the tap's cutting lands which contributes to faster tapping cycles without sacrificing thread quality. Ideal for aviation, automotive, and mechanical engineering industries requiring high strength threads in mild steel or cast iron components subjected to temperature fluctuations, these cobalt spiral flute taps delivers optimal performance that professionals depend upon.