ER-Collet chuck BT 40 - 3/26 - 100 | ER 40Application: For mounting straight shank tools in collets. Delivery: With balanced clamping nut 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 strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

With fi ne adjustment carriage to feed the slider finely

- carbide tipped probe Ø 2 mm

For parts with delicate clamping surfaces

clamping depth = 58

ISO 7388-3 - Retention knobs

For the coolant supply through the centre of HSK toolholders

With balanced clamping nut All holders are made of forged steel

DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE

Thread configuration with a special design

In this way

vice clamps

Adaptive interface machine direction (ADINTMS): BMT non-driven turret interface -size BT65A