About: http://webisa.webdatacommons.org/109528069

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	Again, one of the benefits of the present invention includes the ability to select a contoured cutting surface which will provide the optimum performance depending upon the anticipated downhole drilling environment.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca