Bench work in wood: a course of study and practice designed for the use of schools and colleges (1902)
Goss, W. F. M. (William Freeman Myrick), 1859-1928 · Boston, Ginn & company · leaf 68
to the surface by the screw-like action of the body of the tool. Fig. 112 shows part of a single-tvvist auger which, as will be seen, has but a single nib B^ and a single cutting lip C. The cuttings are thrown into the center of the hole, and de- Fig. 112 … livered easily by this auger, and, in this respect, it is superior to the double-twist, which crowds the cuttings to the outside of the hole, where they are likely to become jam_med between the tool and the work. This characteristic of the single-twist auger particularly adapts it to the boring of…
Woodwork (Manual training)
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