Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) - Designed for accurate counterboring

- Designed for accurate counterboring in various metal types

Designed for full-form threading

With X and Y dimensions of 2

Two measuring directions

Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) - Designed for accurate counterboringAcrow ER4034 ER40 Spring Collet (43 mm Range, DIN6499) The Acrow ER4034 is a high precision ER40 Spring Collet specially designed for clamping small diameter tools within the 43 mm range. Manufactured to the DIN6499 specification, it offers excellent concentricity, strong clamping pressure, and stable performance. Constructed from premium hardened spring steel, this collet ensures long service life and accuracy in CNC milling, drilling, engraving, and