What is another word for butterfly nut?
Pronunciation: [bˈʌtəflˌa͡ɪ nˈʌt] (IPA) 
A butterfly nut is a type of fastener that is usually seen in applications where frequent adjustments are required. It is called a butterfly nut due to its wing-like shape that can be easily tightened or loosened by hand. However, there are several other synonyms for butterfly nut, which include wing nut, flying nut, flutter nut, and thumbscrew. A wing nut is a type of nut with two wings that can be easily turned by hand, while a flying nut is a fastener where the wings are on the back of the nut. A flutter nut is another variation of the wing nut that usually has a longer length. Lastly, a thumbscrew is a type of butterfly nut that has a knurled head and is twisted by hand rather than a wrench.
