Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 172
d the larger piece of the end is then bent up nearly at right angles to the shaft, so as to actlike a paring-chisel; and the corner of the reed, near the nose, also cuts slightly. The form of thenose-bit, which is very nearly a diminutive of the shell-auger, Fig. 507, is better seen in the… … Holtzapffels Turning and Mechanical Manipulation, 170 BORING TOOLS. and with long removeable shanks, for the purpose of boring wooden pump-barrels; they are then called ^There is some little uncertainty of the nose-bits entering exactly at any required spot unless asmall commencement ii previously…
Mechanical engineering · Mechanics · Engineering
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