| 摘要 |
<p>The device has an anti-twist device with a chamber (18) in which an anti-twist protection element (7) is arranged. A head section fulfills a cross-section of the chamber, and an end section is connected to a shaft section. The end section has a contour that is matched with a sack hole (16). The chamber is arranged adjacent to a screwing tool (23). The chamber has a middle exit opening for the shaft section with the end section of the protection element, and a circumferential shoulder (22) as a block for the head section of the protection element at an edge of the opening.</p> |
