Acrow BT40-AK1-070 – AK Boring Shank Ø19mm, 70mm Insize Long Handle Telescopic Gauge 54-90mm Range Series 4209-5 Stainless Steel Helical Wire Inserts:

Stainless Steel Helical Wire Inserts: High-quality stainless steel inserts provide durable

ensuring correct fit and optimal performance

Complete Kit for Convenience: Everything needed for thread repair is included in one package

high-heat environments

With a Ø51

Acrow BT40-AK1-070 – AK Boring Shank Ø19mm, 70mm Insize Long Handle Telescopic Gauge 54-90mm Range Series 4209-5 Stainless Steel Helical Wire Inserts:Acrow BT40 AK1 070 AK Modular Boring Shank (19 mm, 70 mm Length) The Acrow BT40 AK1 070 is a precision engineered AK Modular Boring Shank designed for use with AK1 boring heads. Its compact 70 mm design provides exceptional rigidity and balance, making it ideal for short reach precision boring. Manufactured from hardened alloy steel and precision ground to exact tolerances, it ensures excellent surface finish and minimal run out in high speed