Drill machine:
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Removing a nail from a tree
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Planer, manual planing
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Bulldozer approaching, jamming
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Sand is poured, screenings
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Excavator starts, leaves
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Bobcat loader starts up, waits, shuts down
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Metal file
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Plane
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Fine Emery, Sandpaper
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Driving piles, Construction of buildings
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Bulldozer starts, expects to be jammed
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Concrete mixer
★★★★★