About: http://webisa.webdatacommons.org/137970368

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	The bolt can be fabricated from steel, titanium, aluminum, or other suitable material and is preferably fabricated from Ti-6A1-4V Titanium, and most preferably from 4037 low alloy steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com