machining chuck / manual tightening / pull-back / expandable

This product is often regarded as a complete clamping fixture, offering support for various applications in the industry. In addition to the support for clamping diameters between 11.9 and 129.6 mm, the high true running accuracy is below 0.01 mm, while the permissible workpiece tolerance of this item is IT15 at most.

This item also benefits from pull-back against external surfaces or optionally an individual design for external backstop rings. You can use it without any issues for solid workpieces and thin-walled applications, and it is possible to enjoy an optional hand clamping feature as well.