Hydraulic expansion chuck 30 - 20 - 89Application: For mounting straight shank tools acc. DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE (larger than dia. 20 mm only with reduction sleeve). Note: l1 = max. clamping depth l2 = max. length adjustment range Delivery: With wrench

Hardening depth 0

For machines with rigid tapping

Surface roughness Ra < 0

low warpage hardened

3 / L2=63 HA polished Split Point - Valuetool

Collets sealed with seal for IC

Tensile strength in the core of min

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance6

With balanced clamping nut

For machining centres with synchronous spindle

For the chucking of quick change adaptors for taps

20 mm only with reduction sleeve)