Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Cabezal roscador-es#Sense
Threading head-en#Sense
Tête de filetage-fr#Sense
Gewindeschneidkopf-de#Sense
Testa filettatrice-it#Sense
Draadsnijkop-nl#Sense
Gevindskærehoved-da#Sense
Broca de rosca-pt#Sense