artisan vs milling machine

artisan

noun
  • A skilled manual worker who uses tools and machinery in a particular craft. 

  • A person who displays great dexterity. 

adj
  • artisanal 

milling machine

noun
  • A machine tool in which a rotating cutter is moved against the workpiece (or vice versa) in order to cut the latter to a desired shape. 

How often have the words artisan and milling machine occurred in a corpus of books? (source: Google Ngram Viewer )