About: http://webisa.webdatacommons.org/4956009

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	Screwcutting also requires slow speeds, typically between 25 and 50 rpm - especially if the operator is a beginner, or the job tricky.
http://www.w3.org/ns/prov#wasQuotedFrom	lathes.co.uk