Hydraulic expansion chuck HSK 63 - 25 - 120Application: 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

With clamping screws

In order to achieve an optimum sealing the tool must be clamped on the complete length of the ground drill of the collet

Setting ring not included in delivery - optionally available

PSK = PSK 50

Head turnable for 360°

clamping depth = 41

ISO 7388-3 - Retention knobs

With clamping screw and O-ring

The chucking diameter is configured for a tool tolerance of h6

Angle reading and adjustment using a vernier

Clamping positions: horizontal and vertical

Advantage: