ER-Collet chuck SK 50 - 3/26 - 160 | ER 40Application: 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

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance1

Perforated plate for mounting accessories

For the storage of collet chuck

or fi xation on T-groove tables

In machining centres (machines with automatic tool changers)

Without wrench

Shortened processing times and reduction of production and unit costs

The tapered tool holder is thus optimally

Memory : 100 Readings

Accuracy: ±5 min

With coolant channels for optimal coolant at the cutting edge

Made of precision ground hardened stainless steel