Sandpaper, rough sandpaper:
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Bulldozer passing by
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Tool box dragged across the floor
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Belt sander
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Bulldozer working
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Vise make clamp
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Screwdriver screwing a screw into a tree
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Compaction of soil with a vibrating plate
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Digging, bulldozer, Construction
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Wood lathe
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Grinder
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The, loading of cement, Construction
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Build, start, compressor, shutdown, run
★★★★★