End mill holder Whistle-Notch SK 50 - 25 - 80Application: 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

Surface hardened HRC 58~60

With drivers

Mainly for external machining

With high precision coolant you get improved

- Rustproof

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

Collets sealed with seal for IC DIN 6499 B (ISO 15488 B) ER-system

chip breaking

- Longer-lived than standard collets

For mounting solid drills with cylindrical shank according to DIN 6595

which can cause high frictional forces on the thread flanks

20 mm only with reduction sleeve)