Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 181
angular, and extends from the floorto the ceiling; it then traverses in fixed sockets, the lower of whichhas a set-screw for retaining any required position. In the toolrepresented, the rod a terminates in a cast-iron base, by which itmay be grasped in the tail-vice, or when required it may be… … BORING TOOLS. 177 washer, when screwed on the stem beneath, secure all very strongly together. Even in establishmentswhere the most complete drilling machines driven by power are at hand, modifications of the press-drillare among the indispensable tools: many are contrived with screws and clamps,…
Mechanical engineering
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