The mechanic's tool book. With practical rules and suggestions for use of machinists, iron-workers and others (1868)
Harrison, William B · New York, D. Van Nostrand · leaf 83
ition the second time, or, even if it be so, 78 mechanics tool book. it must be altered so as to be fitted for the opera-tion, and is then unfit for a piece of work similarto the one for which it was first made. The form of chuck which we illustrated in Fig.17, has the merit of being cheap and… … Fig. 18. these rings so as to be held close to the face ofthe plate by three bolts which pass through theouter circumference of the rings, equi-distant fromeach other, and screw into the face-plate. Byhaving the holes in the central portion of theserings of larger or smaller diameter, any such…
Machine-shop practice · Tools
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