baumarktwissen.eu

Lexicon DIY-Knowledge

Run-off safety screw

Ablaufsicherung

Seguro contra aflojamiento

Fixation de sécurité du mandrin

With all reversing drills the chuck is secured against turning itself loose by using a left-handed screw which holds the chuck and the drill spindle together.

Additional methods: the use of a locknut, gluing together or a lateral safety screw.