How do you typically make the adjustable feature on a bookself? (poll 7473019)

How do you typically make the adjustable feature on a bookself?

A shop built hand drill jig to cut shelf pin holes

A shop built plunge router jig to cut shelf pin holes

A purchased hand drill jig to cut shelf pin holes

A purchased plunge router jig to cut shelf pin holes

A jig for a drill press to cut shelf pin holes

Routing dadoes for metal shelf standards

A fancy wooden shelf adjustment mechanism

I don't build adjustable shelves in my projects

Vote View Results

See this poll on: https://poll.fm/7473019/embed