| 单词 |
breast drill |
| 释义 |
breast drill
Breast drillLike a hand drill except heavier and with a plate at the top that could be pressed against to increase pressure on the bit.Thesaurus| Noun | 1. |  breast drill - a portable drill with a plate that is pressed against the chest to force the drill point into the workdrill - a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows) |
breast drill
breast drill[′brest ‚dril] (design engineering) A small, portable hand drill customarily used by handsetters to drill the holes in bit blanks in which diamonds are to be set; it includes a plate that is pressed against the worker's breast. breast drill  breast drill A hand-operated drill having a piece against which the chest is braced to provide additional force.MedicalSeedrillbreast drill
Words related to breast drillnoun a portable drill with a plate that is pressed against the chest to force the drill point into the workRelated Words |
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