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A wrench having a closed, ringlike end designed to fit over a nut or bolt.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a wrench having ends that surround the nut or head of a bolt.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||box wrench - a wrench with a closed loop (a socket) that fits over a nut or bolt head|
socket - receptacle where something (a pipe or probe or end of a bone) is inserted
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.