plural vs chain tongs

plural and chain tongs both are nouns.

Word	Noun	Adjective	Verb	Adverb
plural	Yes	Yes	No	No
chain tongs	Yes	No	No	No

plural (noun)	chain tongs (noun)
the form of a word that is used to denote more than one	a pipe wrench used for turning large pipes; an adjustable chain circles the pipe with its ends connected to the head whose teeth engage the pipe

plural (adjective)	chain tongs (adjective)
grammatical number category referring to two or more items or units
composed of more than one member, set, or kind