wire wool vs steel wool

wire wool and steel wool both are nouns.

Word	Noun	Adjective	Verb	Adverb
wire wool	Yes	No	No	No
steel wool	Yes	No	No	No

As nouns, wire wool and steel wool are synonyms defined as:

wire wool and steel wool: a mass of woven steel fibers used as an abrasive

wire wool (noun)	steel wool (noun)
a mass of woven steel fibers used as an abrasive	a mass of woven steel fibers used as an abrasive