The ER collet chuck is suitable for clamping tools with cylindrical shanks in collets in accordance with DIN ISO 15488-B. Due to the large and flexible clamping range of the collets, various shank tolerances can be clamped. The clamping nut is included in the scope of delivery. The Dual Contact ER collet chucks variant with simultaneous taper and flat work surface closes the interface-related gap between tool flange and the end face of the machine spindle in machines with a flat work surface interface.
