Acrow BT40-AK4-145 – AK Boring Shank Ø39mm, 145mm 105 mm Length) Trusted brand known for precision

Trusted brand known for precision and quality in cutting tools

The E-Z Coil Kit Economy 5/16"-24 X 1

5 x 15 x 150mm

Overall Length (I1): ≈ 168 mm

this insert supports multiple thread sizes with a single tool

Acrow BT40-AK4-145 – AK Boring Shank Ø39mm, 145mm 105 mm Length) Trusted brand known for precisionAcrow BT40 AK4 145 AK Modular Boring Shank (39 mm, 145 mm Length) The Acrow BT40 AK4 145 is a medium length AK Modular Boring Shank designed for use with AK4 boring heads. With a 145 mm gauge length and 39 mm body diameter, this arbor offers an excellent balance of rigidity and reach, ensuring precise boring with stable cutting performance. Its precision ground surface and hardened alloy construction deliver high accuracy and long service life.