Conan the Librarian wrote
It's got two rows of chisel holders, which are nothing more than
some 4/4 oak with a series of vertical holes drilled and slots cut in
the front edge.
Chuck Vance

Wow, that's way beyond the synthesis of my ganglion
perceptibilities...what website did you find that idea on, Chuckie?
By the way, why did ya use all that fancy wood stuff on that
fool...er, stool cabinet?