Shrink chuck 3° SK 40 - 04 - 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

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

With built-in tightening bolt

For safe clamping of taps in end mill holders according to DIN 1835 B

Suitable for tool holders with polygon shank (PSC/PSK) ISO 26623-1

Jaws with grip serrations und fine step for workpieces with max

Calibration of the angular position of spindles of milling-turning centres

Head turnable for 360°

Advantages:

For targeted cooling and lubrication on the cutting edge/evacuation of chips

For mounting straight-shank tools in collet chucks DIN 6391

Graduation: 0

For cleaning internal tapers on machine spindles