Electric surface grinding machine:
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Vise make clamp
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Rough sandpaper, Sandpaper
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Bulldozer passing by
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Tin snips
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Hammer and chisel, wood blows
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The sounds of the, Knocking hammer indoors
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Close the lid, Tool box, open
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Drum rotation, Construction, cement loading
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Grinder tool and pipe
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Bobcat loader, drive away, start up
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Plane
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Excavator, engine noise
★★★★★