| 摘要 |
In a hand-held riveting apparatus having two pivotal levers for performing the actual riveting operation and a screwthreaded mandrel which can be caused to rotate for screwing on the rivet nut and for screwing out the rivet nut after the rivet setting operation. Provided at the rear end of the apparatus housing which is in opposite relationship to the screwthreaded mandrel is a turning mechanism in the form of a rotary head which is non-rotatably connected to a draw spindle which inturn is connected to the screwthreaded mandrel which projects at the front end of the apparatus.
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