Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M22 x 2 ISO Insert - VN Style and threading with reliable

and threading with reliable

providing lasting rigidity

Built for machinists who need reliable internal or external threads with long tool life

8 mm ball nose creates precise radii and smooth surface finishes on complex cavities

Built to perform in demanding environments

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M22 x 2 ISO Insert - VN Style and threading with reliableBaer Heli Coil Tap Bottoming Tap (STI) for Metric M22 x 2 thread repairs and reinforcements. When paired with Heli Coil wire thread inserts, this precision tool restores damaged holes with rock solid threads, delivering reliable performance in automotive, industrial, and machine shop work. Why this tap matters Designed specifically for Heli Coil inserts, the STI bottoming tap cuts clean, accurate M22 x 2 threads all the way to the bottom of the hole.