About: http://webisa.webdatacommons.org/200826866

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This cylinder is formed, for example by drilling or casting, with a blind recess 2 extending axially from its underside and into which a collet 3 made of an electrically conductive material, such as brass is inserted.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com