y calculated to draw attention to a part. As this is a manifest weakness, putting the intervals in the usual manner; consequently, the them. Mr. Henry Carey Baird, the publisher, takes nearer the approach to a continuous flow, and, at the strain of screwing up a bolt or nut on the small nut, the… … B, on the end of the handle, it is better to make the wrench as shown in this engraving. Here the screw step, A, is carried by the shank, C, of the wrench, thus giving great stiffness and rigidity to the jaws and rendering them more capable of retaining a firm hold on a nut. The step of this wrench…
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