pinwrench


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Related to pinwrench: combination wrench

pin·wrench

 (pĭn′rĕnch′)
n.
A wrench having a projection designed to fit a hole in the object to be turned.
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.