depth gauge
a device attached to a drill bit to prevent the hole from exceeding a predetermined depth
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
How to use depth gauge in a sentence
He watched the story the depth gauge told with narrowed eyes, and, as it reached three miles, inspected his rifle.
Astounding Stories, April, 1931 | VariousThere was another swift commotion, another opening and closing of valves, and the arrow on the depth-gauge leaped forward.
World's War Events, Volume III | VariousAs if transfixed our eyes sought the hand of the depth gauge.
The Voyage of the Deutschland | Paul KnigRick consulted his wrist depth gauge, holding it close to his face plate.
The Wailing Octopus | Harold Leland GoodwinFor tonguing, the bit shown in Fig. 2744 is employed, the depth gauge g being adjustable in the groove by means of the slot shown.
Modern Machine-Shop Practice, Volumes I and II | Joshua Rose
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