bezel vs collet

bezel

noun
  • The rim and flange which encompasses and fastens a jewel or other object, such as the crystal of a watch, in the cavity in which it is set. 

  • The oblique side or face of a cut gem; especially the upper faceted portion of a brilliant (diamond), which projects from its setting. 

  • The panel that covers the front of a computer case, or the panel covering each drive bay that can be removed to install a removable drive that requires external access, such as a CD/DVD-ROM drive, which usually has its own preinstalled bezel. 

  • The area on the front of a computing device surrounding the display. 

  • The sloping edge or face on a cutting tool. 

collet

noun
  • The rim (of a ring) within which a jewel is set. 

  • A band, flange, ferrule, or collar, designed to grip and hold a tool or a workpiece under proper control, and usually to release it under control thereafter; such a collet usually is made of a hard, springy material, especially a metal. 

  • In an embryonic plant, the transition zone between the root and the hypocotyl (not clearly distinguishable in most plants.) 

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