Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) you can efficiently restore threads

you can efficiently restore threads with minimal downtime

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

With X and Y dimensions of 2

HSS Intermediate Tap BSF ½″ x 16 – Somta Series 531

Tooth Profile: Parallel Flutes

Acrow ER4034 – ER40 Spring Collet (Ø4–3 mm Range, DIN6499) Precision Type) you can efficiently restore threadsAcrow 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