Hydraulic expansion chuck HSK 40 - 06 - 80Application: 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). 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 Surface roughness Ra < 0,4 m Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

Surface hardened HRC 58~60

Hardened and grinded all around

Without the illustrated cutting tools

PSK = PSK 50

With built-in tightening bolt All holders are made of forged steel

ISO 7388-3 - Retention knobs

Rolled thread

For mounting straight-shank tools in collet chucks DIN 6391

With balanced clamping nut All holders are made of forged steel

rack and handles

5V Battery

For tools with taper shanks DIN 69871 and JIS B 6339 (MAS-BT)