About: http://webisa.webdatacommons.org/213933962

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	Because of this, efficiency is a concern, and the 60 degree thread profile in standard fasteners is unsuited.
http://www.w3.org/ns/prov#wasQuotedFrom	curiousinventor.com