Hydraulic expansion chuck SK 40 - 12 - 160Application: For mounting straight shank tools acc. DIN 1835 form A+B+E and DIN 6535 form HB+HE. Especially in operations in toolmaking and mould making. Wherever reduced interference contours are required.

Surface roughness Ra < 0

- HRC 43-47

SK 30 without coolant exit bores on the end faceDelivery:

For the transfer of a defined torque

for KEMMLER precision collet chuck ER

vice clamps4 pcs

better chip evacuation

System concentricity and repetition accuracy 3 µm (3×D

With securing screws and Tee-nuts

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

Standard (over 25mm range)