Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - UNF - 1.1/2 x 12 ER Collet Chucks 003 mm: ensures repeatable hole

003 mm: ensures repeatable hole sizes across parts and batches

With its cobalt-enhanced alloy and uncoated finish

accurate holes with consistent results across metals

durable edge under demanding cutting conditions

supporting faster setup and throughput

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - UNF - 1.1/2 x 12 ER Collet Chucks 003 mm: ensures repeatable holeThe 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.