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Definition of Twist drill
1. Noun. A bit or drill having deep helical grooves.
Definition of Twist drill
1. Noun. A rotating cutting tool, used for cutting holes in metal, wood, or other materials, that consists of an essentially conical point, relieved and fluted to form cutting lips, and spiral flutes which direct the chips away from the lips and toward ejection from the hole. Called also a drill bit or drill. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Twist Drill
Literary usage of Twist drill
Below you will find example usage of this term as found in modern and/or classical literature:
1. Machine Tool Operation by Henry D. Burghardt (1922)
"The twist drill.—The drills most commonly used are twist drills. The twist drill is
... Taper shank twist drill. most efficient cutting tool in the shop. ..."
2. Transactions of the American Society of Mechanical Engineers by American Society of Mechanical Engineers (1905)
"A twist drill DYNAMOMETER. BY WILLIAM W. BIRD AND HOWARD P. FAIRFIELD, ...
The introduction of the high-speed twist drill into modern machine shop practice ..."
3. American Machinists' Handbook and Dictionary of Shop Terms: A Reference Book by Fred Herbert Colvin, Frank Arthur Stanley (1914)
"twist drill AND STEEL WIRE GAGE SIZES STUBS' GAGES IN using Stubs' Gages, the
difference between the Stubs Iron Wire Gage and the Stubs Steel Wire Gage ..."
4. Appletons' Cyclopædia of Applied Mechanics: A Dictionary of Mechanical by Appleton, firm, publishers, New York (1878)
"1076 represents Seller's drill-grinding machine, in which a twist-drill is shown
... The other advantages of the twist-drill are, that it always runs true, ..."
5. Text-book of Advanced Machine Work: Prepared for Students in Technical by Robert Henry Smith (1915)
"Chucking with twist drill in engine lathe, Figs. 10, 11. CENTERING TOOL FIG. 10.
... Fasten dog E to shank of twist drill D, Fig. 11. 5. ..."
6. Machinery (1902)
"6, and introduced by the Morse twist drill Co., New Bedford, Mass., is adapted
for this purpose, and in Fig. 7 is the arrangement recommended by this ..."
7. Report by Industrial Commission of Ohio, Dept. of Investigation and Statistics (1916)
"BUCKEYE twist drill COMPANY, ALLIANCE. On May 1, 1916, the employes of the Buckeye
twist drill Company made demands for a per cent increase in wages; ..."
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