Milling Chuck SK 50 - 20 - 90Application: For mounting straight shank tools. 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

- Setting the rotary table zero point of 5-axis machining centres

for mounting on a wall

Delivered with a built-in screw for shortened taper tools

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance9

For the coolant supply through the centre of  HSK toolholders

For the storage of collet chuck

is prevented from attaching itself by vacuum

precisionally grinded

Reading parts dull chromed

DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE

T-nuts 18 mm

clamping depth = 52