Construction, cement loading, drum rotation:
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Expects to be jammed, Excavator starts up
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Rough sandpaper, Sandpaper
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Removing a nail from a tree
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Driving piles,, Construction of buildings
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Screwdriver screwing a screw into a tree
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Shutdown, Build, start, compressor, run
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Electric polished marble
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Bobcat loader starts up, waits, shuts down
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Digging in the tool box
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Wood lathe
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Loads, Bobcat loader works
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Drill, insert, remove drill
★★★★★