Factories are all using automatic screw-locking machines now. There is no need to pick up screws manually. Workers only need to hold an electric screwdriver. Screws are automatically feeding, reducing the intensity of manual work and increasing production efficiency. It is an essential automated tool for assembly factories. @toyfactorycartoon @TheSocialFactory @DesiMusicFactoryYT @JTHustlez @AlbanyCountyFasteners

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