Acrow BT40 ER20 Collet Chuck Holder – 150 mm Somta 3/8" HSS Morse Taper Shank Drill MT1 DIN 345 Applications: Rejection gauging of 1/4–20UNC

Applications: Rejection gauging of 1/4–20UNC external threads

Fitted with two grub screws to tighten the housing seat

this kit is engineered to restore damaged threads quickly

Part No 6293-3

Part No: 7113800

Acrow BT40 ER20 Collet Chuck Holder – 150 mm Somta 3/8" HSS Morse Taper Shank Drill MT1 DIN 345 Applications: Rejection gauging of 1/4–20UNCAcrow BT40 ER20 Collet Chuck Holder 150 mm The Acrow BT40 ER20 Collet Chuck Holder is a precision engineered tool holder designed for secure and accurate clamping of ER20 collets in CNC machining operations. Manufactured from high quality hardened alloy steel and precision ground, it provides superior rigidity, balance, and concentricity for smooth and accurate cutting performance. The 150 mm gauge length offers extended reach while maintaining