Forklift, on, standby, off:
-
Work, Lathe turning on, stop
-
Standby, on, off, Forklift
-
Automatic telephone switch
-
Hammer knocking, welding, Car factory
-
Turn off, Air compressor turn on
-
The atmosphere of the factory, rattling
-
Hydraulic activator
-
Drone in a mine tunnel, Factory atmosphere
-
Welding transformer operation under load
-
Forklift drives by
-
Lowers forks, Forklift raises
-
Signal for lunch at the factory
★★★★★