ER-Collet with cooling channel holes ER25 | 430EC | < 15µm | Ø 9Application: 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)

parallelism: 0

clamping depth = 36

Slides hardened and grinded

Low-vibration boring barsWith internal coolingLonger durability of insertsFor longitudinal and plane turningSetting angle: 93°Delivery: without inserts

without the illustrated cutting tools

05mm / 1/128"

driving ring and feather key

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance6

For measuring the groove diameter of shafts

Non-rotating spindle

- Higher repeat-accuracy

For mounting milling cutters with transversal groove