dog bone spanner
nounUK [dɒɡ boʊn ˈspæn.ə(ɹ)]
1
UK A traditional double-ended bicycle spanner with a selection of usually 10 sizes—five on each end—arranged in a ball form.
- Synonyms
- dog bone wrench
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.