Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 571
edge of the bit. The two spurs, one on each section of theplane, are thus brought in front of the edges of the bit. A gauge on the sliding section regulatesthe depth to which the tool cuts. Bj attaching a guard-plate to the sliding section the tool is con-verted into a plough, a fillister, or a…
Mechanical engineering -- Dictionaries
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