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单词 pod-bit
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pod-bit
pod-bit n. Obsolete a boring tool for use in a brace.
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society > occupation and work > equipment > piercing or boring tools > [noun] > drill > types of bit
rose bit1842
pod-bit1875
twist-drill1875
twisted bit1875
chamfering-bita1877
twisted drill1884
twist-bit1901
Forstner bit1902
1875 E. H. Knight Amer. Mech. Dict. III. 1757/2 Pod-bit, a boring-tool adapted to be used in a brace. It has a semicylindrical form, a hollow barrel, and at its end is a cutting lip which projects in advance of the barrel.
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更新时间:2025/1/27 8:25:24