Solids Of Constant Width - Variety of 4 shapes Phone Stand a 2000-year-old Eastern medicine practice

a 2000-year-old Eastern medicine practice

2 M6 screws included

Available in Aluminum polished finish

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

Thrust washers

Solids Of Constant Width - Variety of 4 shapes Phone Stand a 2000-year-old Eastern medicine practiceSet 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.