About: http://webisa.webdatacommons.org/86001307

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 level required depends on a number of factors, including part tolerance and surface finish requirements, spindle rpm and quality, feed rates and DOC, the material being machined, and expectations for tool and spindle life.
http://www.w3.org/ns/prov#wasQuotedFrom	ctemag.com