Hydraulic expansion chuck SK 50 - 20 - 82Application: 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

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

For the coolant supply through the centre of PSK toolholders

Schafttoleranz bei Ø 3

Ground on the inside and outside

Delivery: without inserts

From d = 25 on two clamping screws

driving ring and feather key All holders are made of forged steel

Plain clamping nut without grooves for high speed machining

Construction:

Automatic On/Off to maximize battery life

Applicable up to 100 bar

reading parts brushed chromium-plated