Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - UNF - 1.1/2 x 12 ER Collet Chucks and harmonic fluting work together

and harmonic fluting work together to reduce vibration

Its user-friendly design makes it easy to use straight away

Its specialized left-hand thread capability means you’re equipped to handle unique assemblies where conventional right-hand taps fall short

With its cobalt-enhanced alloy and uncoated finish

WD1 wear-resistant coating: Prolongs tool life and maintains performance in challenging materials

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - UNF - 1.1/2 x 12 ER Collet Chucks and harmonic fluting work togetherThe Baer Heli Coil Tap is the precise, purpose built tool you need for flawless thread repairs and reinforced inserts. Designed to work with UNF threads, this 1 1 2" diameter, 12 TPI tap is specifically engineered to be oversized for wire thread inserts, ensuring clean engagement and optimal alignment when installing Helicoil style inserts. This isnt a generic tapit's crafted to pair with the wire thread insert system for durable, repeatable results.