Hydraulic expansion chuck SK 40 - 10 - 72Application: 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: Without 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

Matt chrome finish

For parting-off holders with coolant supply directly to the cutting edge

All holders are made of forged steel

For mounting straight-shank tools according to DIN 1835 form B+E

With securing screws and Tee-nuts

Tensile strength in the core of min

For gauge-accurate working and controlling of surfaces and squares up to 46°

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

Clamping screw

The clamping screw is drilled through

see article description

For horizontal and vertical clamping of round and flat workpieces