Quick change tapping chuck SK 50 - M3-M14 - Gr.1Application: For the chucking of quick change adaptors for taps. 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

Chrome molybdenum steel ( or Chrome vanadium steel ) square drive

- HRC 43-47

Axial sealed with two O-rings

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance2

For the storage of collet chuck

Clamping positions: horizontal and and vertical

Torque range : 20-110 Nm

Plain clamping nut without grooves for high speed machining

DCONWS = 20 to 40 with four coolant channels

Excellent concentricity in the system (chuck + collet + clamping nut)

4 und 5 mm = h4

Extension rod