Set of four Cones of constant width with one of each Triangle, Hexagon and a Heptagon and Sphere.
CNC machined in Canada out of brass or aluminum bar stock.
Approximately 1" in diameter.
These non-spherical solids amazingly have constant width in every direction—allowing them to roll smoothly. They are derived from two-dimensional curves that were put into use by the 19th-century German engineer Franz Reuleaux.
