ER-Collet chuck BT 50 - 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

Measuring surfaces are precision ground for accuracy

For the coolant supply through the centre of PSK toolholders

Mirror polished surfaces

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

For the storage of tapping quick change adaptors

The clamping screw incorporates a through hole

With securing screws and Tee-nuts

05mm / 1/128"

- According to DIN 69895 for HSK-A and HSK-E hollow taper shanks

Protection level IP65

clamping depth = 50

- The steel body is hardened and grinded all-round