plural form vs crimping pliers

plural form and crimping pliers both are nouns.

Word	Noun	Adjective	Verb	Adverb
plural form	Yes	No	No	No
crimping pliers	Yes	No	No	No

plural form (noun)	crimping pliers (noun)
the form of a word that is used to denote more than one	a hand tool used for joining two pieces of metal or other ductile material (usually a wire and a metal plate) by deforming one or both of them to hold the other.