Build, compressor, start, run, shutdown:
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Insert, Drill, remove drill
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Tin snips
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Tool box dragged across the floor
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Grinder
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Bulldozer approaching, jamming
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Tightening the nut, loosening, Manual ratchet
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Sandpaper, Fine Emery
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Vibratory grinding machine
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Loads, Bobcat loader works
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Electric surface grinding machine
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Saws,, Construction of buildings, hammers
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Cutting machine
★★★★★