twist drill

noun

: a drill having deep helical grooves extending from the point to the smooth portion of the shank

Illustration of twist drill

Illustration of twist drill

Examples of twist drill in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Mark the center of the diagonals with an awl and bore a pilot hole on the mark using a 9⁄64-inch twist drill bit. James Schadewald, Popular Mechanics, 3 July 2021 Use a 118-degree twist drill bit to bore these holes. Roy Berendsohn, Popular Mechanics, 13 June 2020 The drill is equipped with a half-inch chuck, allowing you to bore with large-shank twist drills, hole saws, and big step drills. Roy Berendsohn, Popular Mechanics, 15 Oct. 2019 Use a 3⁄32-inch twist drill bit to make the two holes spaced about ½ inch apart near the top of the base. James Schadewald, Popular Mechanics, 25 Oct. 2017

Word History

First Known Use

circa 1875, in the meaning defined above

Time Traveler
The first known use of twist drill was circa 1875

Dictionary Entries Near twist drill

Cite this Entry

“Twist drill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/twist%20drill. Accessed 22 Dec. 2024.

More from Merriam-Webster on twist drill

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!