Solids Of Constant Width - Variety of 4 shapes Phone Stand 2 M6 screws included

2 M6 screws included

75 in Long and

⚡What is Included: (everything else seen is for illustrative purposes) 2 piece - 25mm wide x 12

a 2000-year-old Eastern medicine practice

Solids Of Constant Width - Variety of 4 shapes Phone Stand 2 M6 screws includedSet 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 directionallowing them to roll smoothly. They are derived from two dimensional curves that were put into use by the 19th century German engineer Franz Reuleaux.