twist drill


noun Machinery.

a drill with one or more deep helical grooves in the body.

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Origin of twist drill

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for twist drill

  • They are not as much in use as formerly, the twist-drill taking their place for many purposes.

    Woodworking for Beginners|Charles Gardner Wheeler
  • For other forms of boring implements, see Awls and Twist-drill.

    Woodworking for Beginners|Charles Gardner Wheeler

British Dictionary definitions for twist drill

twist drill

noun

a drill bit having two helical grooves running from the point along the shank to clear swarf and cuttings
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012