Hydraulic expansion chuck SK 50 - 12 - 77Application: 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 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

clamping depth = 36

- mobility allows measuring within machines and fixtures

- With filter for dirt particle-free cooling

Hand wheel design for fine adjustment

safe clamping of parallel raw and sawn parts

Push-button: Ø6mm

shank form UF

such as precision boring bars

Stainless steel design

Minimum internal diameter measurement capability of 20mm

Applicable up to 100 bar

For machining centres with synchronous spindle