Hydraulic expansion chuck HSK 63-25-120 DIN 69893 (ISO 12164) Form A in wooden boxApplication: 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

For highest axial and radial loading

Setting angle: 95°

All tool sizes can be combined

For gauge-accurate working and controlling

For setting the tool in the HKS collet chucks

Clamping accuracy at the centre 0

Extremely strong holding force (increases the holding power by at least 60% compared to standard ER chuck)

For mounting solid drills with cylindrical shank according to DIN 6595

LSCX = Clamping depth

HSS-Co5 Twist drill DIN338 d=6

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance

Nubs on the top of the inserts