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Wiktionary

tommy bar

Archived revision by Douglas W. Jones (talk | contribs) as of 14:24, 5 April 2016.

English

 
Tommy bar with socket and extension

Noun

tommy bar (plural tommy bars)

  1. (engineering) An iron or steel bar used as a lever. A short bar put through the shaft of a socket spanner or box spanner to provide extra leverage. A bar used to adjust the chuck of a lathe.

Synonyms

Translations

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