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3
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having a rough surface that can be used to rub and clean other surfaces
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5
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a machine used for making the surface of wood or metal smooth
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7
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to make an edge that can cut or an end that is pointed
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9
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a part of a machine that holds a moving part
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10
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A powered vertical drilling machine in which the drill is pressed to the work automatically or by a hand lever.
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13
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to move in a circle around a fixed central point
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14
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a machine that carries things up and down
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15
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to make something shine by rubbing it with something such as a soft cloth
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1
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a machine or part of a machine that does a particular job
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2
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a round part inside a machine that fits into another similar part and makes it turn aroumd and around
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4
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A small machine for grinding which, having short legs, is set on a bench to bring it to a convenient height.
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6
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to provide with ridges, to assist the grasp, as in the edge of a flat knob, or coin
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8
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to make an object by cutting it from stone or wood
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11
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a machine that holds a piece of wood or metal and makes it move around so that you can cut and shape it evenly
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12
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a piece of equipment used for lifting something very heavy. It consists of one or more wheels, around which you pull a rope or chain that is fastened to the thing that you want to lift
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13
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surface that is not smooth
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