ER-Precision collet with cooling channels ER25 | 430ECP | < 3 µm | Ø 4,0

Surface hardened HRC 58~60

For sealing tools with internal cooling in collet chucks

Calibration certificate

Setting angle: 93°

SK 30 without coolant exit bores on the end faceDelivery:

Collets sealed for high pressure cooling 120 bar with IC DIN 6499 B (ISO 15488 B) ER-system

Low material loss

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

the coolant tube can be moved only to a minimum degree according to DIN (±1°)

For mounting straight-shank tools acc

With balanced clamping nut

Integrated pull-down mechanism