Acrow BSD Insert Holder Extension – B.BSD19-025 (Ø25–31 mm) Best Carbide 5/16" 4 Flute Stub Square End Mill – 5/16" Shank TiALN coated Long-Lasting Durability – Cobalt enrichment

Long-Lasting Durability – Cobalt enrichment enhances wear resistance and lifespan

it supports precise and consistent holemaking in structural steel and fabrication applications

- Reliable and durable for extended tool life

Precision Manufacturing – Produced to ANSI standards for dimensional accuracy and repeatability

Acrow BSD Insert Holder Extension – B.BSD19-025 (Ø25–31 mm) Best Carbide 5/16" 4 Flute Stub Square End Mill – 5/16" Shank TiALN coated Long-Lasting Durability – Cobalt enrichmentAcrow BSD Insert Holder Extension B. BSD19 025 The Acrow B. BSD19 025 Insert Holder Extension is a precision manufactured tool designed to extend the boring capacity of Acrow BSD19 boring heads. Made from premium hardened alloy steel and precision ground to exacting tolerances, it ensures superior rigidity, balance, and concentricity for accurate boring performance. This extension is ideal for applications requiring additional reach or back boring