breast drill


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Breast drill

Like a hand drill except heavier and with a plate at the top that could be pressed against to increase pressure on the bit.
1001 Words and Phrases You Never Knew You Didn’t Know by W.R. Runyan Copyright © 2011 by W.R. Runyan
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Breast drill - a portable drill with a plate that is pressed against the chest to force the drill point into the workbreast drill - a portable drill with a plate that is pressed against the chest to force the drill point into the work
drill - a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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The post and beam frame required no nails, but was fastened together with elegant mortise and tenon joints locked into place with stout wooden pegs called trunnels or "treenails." The beams were shaped by hand with broad axes, adzes, and chisels; cut with hand saws of various types, and drilled with breast drills, braces, bits, and augers.