Bobcat loader, start up, drive away:
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Electric planer
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Compaction of soil with a vibrating plate
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Electric surface grinding machine
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Jamming, Bulldozer approaching
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The bulldozer starts, leaves
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Bulldozer starts, expects to be jammed
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Air rivet gun
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Manual ratchet, loosening, tightening the nut
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Hammer hammering a nail into a tree
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Knocking a hammer indoors with an echo
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Sandpaper, rough sandpaper
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Sawing
★★★★★