Quick change tapping chuck SK 30 - M5-M22 - Gr.2Application: 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

B4 - 25 x 16 x 30

With drivers

Ground on the inside and outside

(without toolholders and inserts)

better chip evacuation

Trolley (empty) for max

For mounting straight-shank tools in collet chucks DIN 6499

Minimum internal diameter measurement capability of:

Plain clamping nut without grooves for high speed machining

E3= 10 pieces

Concentricity: ± 0

Nubs on the top of the inserts