Screw machine

	One of a series of machines employed in the manufacture of wood screws.
	A machine tool resembling a lathe, having a number of cutting tools that can be caused to act on the work successively, for making screws and other turned pieces from metal rods.

screw machine

[′skrü mə‚shēn] (mechanical engineering) A lathe for making relatively small, turned metal parts in large quantities.

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