To hold a lot of pliers, it's easiest to just hook them onto the edge of a piece of wood. The piece of wood in this holder is tapered towards the top edge, so that it doesn't force the handles too far apart
(This might work for craft supplies as well) PEG BOARD SLIDES. Running out of wall space? Use peg board slides to store your tools vertically under the counter. These slides would work in kitchen base cabs.