Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - BSW - 9/16 x 12 ISO Insert - VB Style Cross‑Section: Rhombic profile created by

Cross‑Section: Rhombic profile created by cold‑form swaging to maximize thread engagement and efficient use of space in tight assemblies

precise cuts and a predictable surface finish

reducing downtime and regrinding frequency

Trustworthy toolholding

Use it to add or repair threads on shafts

Baer Heli Coil Tap - Wire Thread Insert - Bottoming Tap (STI) - BSW - 9/16 x 12 ISO Insert - VB Style Cross‑Section: Rhombic profile created byThe Baer Heli Coil Tap Wire Thread Insert Bottoming Tap (STI) BSW 9 16 x 12 is the precise, hard working tool your shop reaches for when threads have given way and you need a dependable repair or reinforcement. This is the single, purpose built tap you use to create clean, full depth internal threads that accept helicoil or other wire thread inserts with confidence. Designed for durability and consistency, this bottoming tap is engineered from HSSG