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The watchmakers' lathe, its use and abuse; a story of the lathe in its various forms, past and present, its construction and proper uses (1903)

Goodrich, Ward L. [from old catalog] · Chicago, Hazlitt & Walker · leaf 143

An illustration from The watchmakers' lathe, its use and abuse; a story of the lathe in its various forms, past and present, its construction and proper uses, 1903, leaf 143 — gain at a stated number of holes in the lathehead, and you can thus give a known angle of clearance tothe cutting edge of the tool. After hardening you can in-sert the tool in the chuck again and grind to exactly thesame angle any number of times by using the same holes inthe index head and the… … Fig. 117. Hopkins Swing Tailstock. they do not polish their cutting edges because it is too muchtrouble with a hard tool. A touch or two with a good lapwill do the business in a moment, and by working to knownangles of cutting edges and clearance it is no trouble to setthe lathe head and pivot…

Clocks and watches · Lathes

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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