ER-Collet chuck BT 40 - 2/16 - 60 | ER 25Application: 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

Standard type without safety clutch

Excellent performance on various work material: Stainless steel

made of stainless steel with carbide ball

- HRC 43-47

Delivery with test certificate All holders are made of forged steel

Efficient cleaning of clamping equipment

which prevents the breaking of taps

01mm to the centre axis

6 µm radial run-out with a 5 µm clamping nut

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

For use on vises

Torque setting types : Adjustable torque type