Hydraulic expansion chuck SK 30 - 16 - 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: 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

Double-clamping via two mobile and one fi xed jaw

Especially in operations in toolmaking and mould making

PSK = PSK 50

All holders are made of forged steel

Collets sealed with seal for IC

Test certificate

With clamping screw

rack and handles

- Higher repeat-accuracy

Coolant pressure up to 100 bar

Wherever reduced interference contours are required

Zero-setting at any position for incremental measurement