ER-Collet chuck SK 40 - 2/20 - 50 | ER 32Application: For mounting straight shank tools in collets. Delivery: With balanced clamping nut 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 machined

For mounting straight-shank tools with lateral flat according to DIN 1835 form B (Weldon)

Ø 6 – Ø 32 with h6-tolerance

Designed for the measurement of intricate internal characteristics

- Clamping accuracy at the centre 0

Ausführung:

Collets sealed for high pressure cooling 120 bar

Inch/Metric conversion

Shell mill holders DIN 6357

Tool steel

Robust design

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance7

With coolant channels for optimal coolant at the cutting edge