About: http://webisa.webdatacommons.org/148893038

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	Alternatively, a series of wear resistant inserts, for example in the form of suitably shaped polycrystalline diamond compacts, may be mounted upon the surfaces 36.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com