Tightening bolt for clamping shaft of machine tool has axially movable guide tube in central boring, projecting beyond connection-side end of connecting part

摘要

The tightening bolt (10) has a tightening part (14) and a connecting part (18) in a central boring (20), projecting axially beyond the connection-side end of the connecting part. There is a guide tube (24) in the central boring, also projecting beyond the connection-side end of the connecting part, which can be moved against a spring.