End mill holder Whistle-Notch SK 40 - 12 - 50

End mill holder Whistle-Notch SK 40 - 12 - 50Application: For mounting straight shank tools and inclined flat according to DIN 1835 form E (Whistle Notch). Delivery: With clamping screw and axial adjustment bolt All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine

To use for high speed cutting and high precision milling

The spring-mounted spherical tip protects the unit from damage if contact is too strong

Storage Temperature : -40C~85C

- Tightness of the screw connection tested up to 80 bar

Setting rings

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

5 mm less than nominal

Coolant nozzles lockable for tools with internal coolant

Repeating accuracy 0

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance4

Zero-setting at any position for incremental measurement

Inch/Metric conversion