tommy bar (English, noun)
expansion: tommy bar (plural tommy bars)
Senses:
topics: engineering
machining
mechanical-engineering
natural-sciences
physical-sciences
wikidata: Q1975837
glosses: A cylindrical iron or steel bar used as a lever.
A short bar put through the hole in a socket spanner or box spanner to provide leverage.
topics: engineering
machining
mechanical-engineering
natural-sciences
physical-sciences
wikidata: Q1975837
glosses: A cylindrical iron or steel bar used as a lever.
A bar used to loosen or tighten some types of chucks and tool holders on machine tools such as lathes or milling machines.
Forms:
form: tommy bars
tags: plural