Fully Customizable Dodecahedron

Print the most useful invention of the 2nd century. Fully customizable. Change all hole sizes, outer size, thickness, nub ball size and connecting stump to best suit your dodecahedronic needs.

What can you do with this wonderful device you ask? Everything! Pencil holder, Vase, Vehicular Jack stand, loaded dice, finger brace, spoon rest, tree splint, squirrel sorter, coin grader, planter, water filter, back massager, portal to the nether, fish scaler, and more. Predict the past with perfect accuracy, print another just to see, enjoy. Printed at full scale it will form a Dyson Dodecahedron fully utilizing the sun. Impress the wife! Violate space treaties.