Acrow BT50 ER40 Collet Chuck Holder – 250 mm Insize Thread GO NOGO Plug Gauge M20x1.5mm Series 4139-20R Shape: Cylinder – End Cut

Shape: Cylinder – End Cut (SB3)

9213 in Overall Length (OAL) 125 mm 4

Fast and convenient measurement data printing

while the ergonomic dial indicator offers easy readability

12 mm height

Acrow BT50 ER40 Collet Chuck Holder – 250 mm Insize Thread GO NOGO Plug Gauge M20x1.5mm Series 4139-20R Shape: Cylinder – End CutAcrow BT50 ER40 Collet Chuck Holder 250 mm The Acrow BT50 ER40 Collet Chuck Holder is a heavy duty, long reach tool holder engineered for deep cavity and extended machining operations requiring maximum rigidity and precision. Constructed from hardened alloy steel and precision ground, it ensures exceptional balance, stability, and minimal run out across demanding CNC operations. The 250 mm gauge length allows for deep machining access while