ER-Collet with cooling channels ER40 | 472ECC | < 15µm | Ø 8Application: 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 with lateral flat according to DIN 1835 form B (Weldon)

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance2

For d = 60 only with four fi xation screws according to DIN 912

4021 x 20Cr13

102 x 38 x 15

Ø 125 mm with locks

Strength class:

DIN 1835 form A+B+E and DIN 6535 form HB+HE (larger than Ø 20 mm only with reduction sleeve)

Rotary holder for clamp holders with coolant supply directly to the cutting edge and for ISO clamp holders with claw clamping for optimum cooling of the cutting edge

Betthöhe H: 0

Metallic sealed Collets for internal cooling (applicable up to 100 bar)

Adaptive interface machine direction (ADINTMS): BMT driven turret interface -size BT65A