Acrow BT40-AK1-170 – AK Boring Shank Ø19mm, 170mm Somta Series 915 – Carbon Steel Die Nut (3/4" Unc) The durable brass construction offers High speed steel HSS 3208-100B Insize Limit Micrometer 25-50mm Range Series 3235-50mm

The durable brass construction offers corrosion resistance and long-lasting performance

easy and reusable

high-temperature alloys

Reliable HSS Construction – Maintains precision and durability over repeated manual use

it provides exceptional control and consistency for both narrow and shallow internal grooves

Acrow BT40 AK1 170 – AK Boring Shank Ø19mm, 170mm Somta Series 915 – Carbon Steel Die Nut (3 4" Unc) The durable brass construction offers High speed steel HSS 3208 100B Insize Limit Micrometer 25 50mm Range Series 3235 50mm The durable brass construction offers corrosion resistance and long lasting performance easy and reusable