Shrink chuck 4,5° with cooling channels SK 50 - 20 - 80Application: For mounting tools with straight shanks. Note: Toolholders suitable for induction , contact and hot air shrink units. 3, 4, 5 with h4 tolerance and 6 32 with h6 tolerance For 3, 4 and 5 mm only solid carbide tool shanks must be used! 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

B4 - 25 x 16 x 30

Mainly for external machining

low warpage hardened

3 / L2=63 HA polished Split Point - Valuetool

With built-in tightening bolt All holders are made of forged steel

Collets sealed with seal for IC

For mounting straight-shank tools in collet chucks DIN 6391

DIN 1835 form A+B+E and DIN 6535 form HB+HE (larger than Ø 20 mm only with reduction sleeve)

For clamping tools with Morse taper shank and thread according to DIN 228-1 form A

For mounting straight-shank tools and inclined flat according to DIN 1835 form E (Whistle Notch)

In NC machines (machines without automatic tool changers)

For safe clamping of taps