ER-Collet with cooling channels ER32 | 470ECC | < 15µm | Ø 13Application: For mounting straight shank tools in collet chucks DIN 6499. Note: Only nominal size d can be clamped, with cooling channels. In order to achieve an optimum sealing the tool must be clamped on the complete length of the ground drill of the collet. (applicable up to 21 bar)

With clamping screws

Hardening depth 0

For retaining screw DIN 6367

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance5

For mounting straight-shank tools in collet chucks DIN 6499

Without wrench

clamping depth l2 = max

For mounting straight-shank tools in collet chucks DIN 6391

- Maximum concentricity <0

For mounting milling cutters with transversal groove

chip breaking

longer tool life