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ring gauge

British  

noun

  1. engineering a ring having an internal diameter of a specified size used for checking the diameter of a cylindrical object or part Compare plug gauge

"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

Example Sentences

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“We settled on a toro size, one long enough that has a big enough ring gauge that it satisfies the most smokers,” he said.

From Washington Times • Mar. 7, 2015

Inspecting Instruments.—One large, small, and one medium ring gauge, and one cylinder-gauge for each calibre.

From Ordnance Instructions for the United States Navy. 1866. Fourth edition. by United States. Navy Dept. Bureau of Ordnance