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Sharpening a pencil with an electric sharpener
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Metallic sharp rasping of carving knife being sharpened
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Sharpening a pencil in a mechanical pencil sharpener
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Sharpening pencil with rotary sharpener in an office setting.
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Pencil sharpener short rev 2
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Pencil sharpener long revs 3
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Pencil sharpener long revs 2
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Pencil sharpener long revs 1
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Pencil sharpener running
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Pencil sharpener short rev 1