This model is designed for the classic Pegboard accessory bin mounts that are about 50mm wide.
Fits Dremel bits of up to 6mm (large) & standard screwdriver bits. Also, has cutouts for wrenches or other things like small screw drivers.
Prints flat, no need for supports. About 55g of filament. Can be printed with the Standard 0.20mm profile.
You will also need empty fastener x2 to attach it to the wall.
Classic Pegboard Variant of this model can be found here.