Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) With X and Y dimensions

With X and Y dimensions of 2

Two measuring directions

it delivers robust cutting stability and accuracy for large-diameter threading applications

and clean cutting action across a wide range of materials

7mm Left-Hand Thread✔️ Material: High-Speed Steel (HSS) for strength and wear resistance✔️ Usage: Suitable for hand or machine tapping✔️ Thread Direction: Left-hand threading for anti-reverse fastening applications✔️ Application: Ideal for cutting new threads or cleaning existing internal threads

Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) With X and Y dimensionsAcrow 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