Illustrated catalogue and general description of improved machine tools for working metal (1899)
Sellers, William, & co. [from old catalog] · Philadephia, Levytype company · leaf 15
;complete with countershaft, wrenches, oil pump and circulating pipes, eight sets oftaps and dies for bolts and nuts from ui to i ; fast and loose pulleys 12 diameter,4 face, 280 rotations per minute. Hobs and collars for recutting dies, extra.Note.—This machine is also built sing/c, that is, with… … PATENT BOLT AND NUT-SCREWING MACHINE. With improved die box ; dies adjustable for wear ; patent operating de-vice ; automatic die-opening device, adjustable to suit length of thread required ;self-acting oil feeders for taps and dies ; complete with countershaft, wrenches,oil pump, circulating…
Machine-tools · Machinery
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