Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M39 x 3 ISO Insert - CC Style providing a practical balance of

providing a practical balance of material removal and thread accuracy for general use

and supporting efficient production with dependable

reducing binding in deep or blind holes and enabling smoother

double-core construction and a variable helix

it’s a purpose-built choice for professional machining

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - Metric - M39 x 3 ISO Insert - CC Style providing a practical balance ofMeet the Baer Heli Coil Tapthe precision tool you reach for when thread repair and reinforcement are non negotiable. Engineered for metric applications, this Bottoming Tap (STI) is tailored for M39 x 3 threads, delivering a clean, accurate thread form that guarantees reliable engagement with Helicoil inserts and bolts alike. This isnt just tapping; its restoring strength where it matters most. Durable, precision ground HSSG construction: Crafted from