s upon four iron work has been bored and taken outof the lathe, and is increase as the tool edge became dull, and that the cut forms points, namely, the distance it stands out from the tool post, found on trial to fit a little too tight, it may, if it is difficult a wedge, tending to force the tool… … general outline of the tool, and the shape of the cutting cor- 143, may be employed to finish the boring, the point being prevented from chattering by holding it with the fingers as ner, it will readily be perceived that considerable judgment ground a little more rounded. The objection to tool, C,…
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