Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Counterboring-en#Sense
Tapboring-da#Sense
Undersænkning-da#Sense
Μερική διάτρηση διεύρυνσης οπών-el#Sense
Soevereinboren-nl#Sense
Rebaixamento-pt#Sense
Upottaminen-fi#Sense
Chambrage-fr#Sense
Einsenken-de#Sense