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twist drill
noun
Machinery.
- a drill with one or more deep helical grooves in the body.
twist drill
noun
- a drill bit having two helical grooves running from the point along the shank to clear swarf and cuttings
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yvlog History and Origins
Origin of twist drill1
First recorded in 1870–75
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Example Sentences
Examples have not been reviewed.
It is found that 120 to 130 such holes can be drilled before it is advisable to resharpen the twist drill.
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Drills are of two general classes, the flat and the twist drills.
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Oh, no, I believe it's mowing machines,—or maybe twist drills—anyhow one of those missionaries from our own little home-paradise of cogs and gears.
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Testing Work with Dial Indicator A hole is next drilled in the end of the rod by using a twist drill in the tailstock.
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Instead of using an ordinary twist drill, a special hollow drill may be obtained from the Universal Battery Co.
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