How to use Hernand Refinement Tokens in Crimson Desert

Refinement Tokens are a new currency added in Crimson Desert's packed 1.01 update. You'll most likely have seen the pop-up window letting you know you've got some Hernand Refinement Tokens, but you're not explicitly told what they are. However, the clue's in the name: they're a new item used in refining gear, and they're a real time-saver so you don't want to forget about them.

There are also Refinement Tokens for other regions, such as Pailune or Delesyia, but you need to progress further...