ER-Collet with cooling channels ER40 | 472ECC | < 15µm | Ø 4Application: 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)

For mounting straight-shank tools in collets

low warpage hardened

With adjustable spray nozzles

- HRC 43-47

With drivers

Mainly for external machining

- Rustproof

For the storage of collet chuck

with cooling channels

For mounting straight-shank tools in collet chucks DIN 6499

For mounting straight-shank tools acc

chip breaking