ER-Collet chuck BT 40 - 2/13 - 160 | ER 20Application: 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

Storage Temperature : -40C~85C

Standard type without safety clutch

Bed height H: 0

For sealing tools with internal cooling in collet chucks

For machines with rigid tapping

Slides hardened and grinded

Head turnable for 360°

Clamping force preadjustable by graduation lines

For the coolant supply through the centre of HSK toolholders

with cooling channels

vertical and lateral

in conjunction with „KEMMLER Precision collet chuck ER"