Shrink chuck 4,5° HSK 63 - 20 - 160Application: 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

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

Ground on the inside and outside

3 µm radial run-out with a 2 µm clamping nut

for KEMMLER precision collet chuck ER

ADJRGA = Length adjustment range

ISO 7388-3 - Retention knobs

For mounting and drifting taper shanks DIN 228-1 A in toolholders DIN 228-1 B

Extremely strong holding force (increases the holding power by at least 60% compared to standard ER chuck)

Delivery with test certificate

chip breaking

for clamping holders with coolant channels directly to the cutting edge

Advantage: