Wiseman Threading Tools Metric Fine HSS Hand Tap Set ISO529 - M22x1Precision threading starts with the right tools, and the Wiseman Threading Tools Metric Fine HSS Hand Tap Set ISO529 M22x1 is built to deliver clean, accurate internal threads in a wide range of metals. This three tap progression (taper, second, and bottom) is designed to guide you from a precise starter thread through to full depth engagement, giving you strong, reliable threads every time. Why this Wiseman tapping set stands out High speed steel,