Hydraulic expansion chuck BT 30 - 20 - 90Application: 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

Suitable for tool holders with polygon shank (PSC/PSK) ISO 26623-1

For horizontal clamping of flat workpieces

Upon switching on the display will read the actual absolute measuring position

- Rustproof

Ratchet handle gear types : 72 teeth

and other hard to reach portions

Collection of collets

In the tailstock of the lathe so that no friction occurs between the workpiece and the tip

without the illustrated cutting tools

Chrome vanadium steel main body

Kontakt- und Heißluftschrumpfgeräte geeignet

The tool inserts are made of oil-resistant