ER-Collet with seal for IC ER20 | 428EA | < 15µm | Ø 11Application: Collets sealed with seal for IC DIN 6499 B (ISO 15488 B) ER system Note: Only nominal size d can be clamped with sealing plug for internal cooling (applicable up to 21 bar) In order to achieve an optimum sealing the tool must be clamped on the complete length of the ground drill of the collet.

- Double-clamping via two mobile and one fixed jaw

Delivered with a built-in screw for shortened taper tools

Mainly for external machining

Calibration of the angular position of spindles of milling-turning centres

Execution:

Suitable for internal coolant

is prevented from attaching itself by vacuum

cross head retaining screw and cylinder head retaining screw for cutters with central coolant

Clamping screw

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance4

Advantage:

longer tool life