Hacksaw, reverb sawing:
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Electric saw
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Bulldozer approaching, jamming
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Jackhammer, Road construction
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Electric polished marble
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Loading of cement, Construction, the
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Truck crane works
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Waits, Bobcat loader starts up, shuts down
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Cutting machine
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The bulldozer starts, leaves
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Open, close the lock, Tool box
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Electric surface grinding machine
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Electric machine grinder
★★★★★