Trefoil knot
Free     Printables     henryseg

Trefoil knot

This model is featured in figure 56 of Visualizing Mathematics with 3D Printing ...

similar models —

Trefoil knot alternatives
Trefoil Knot
TheEvergreenStateCollege
Cubic Trefoil Knot
phantom117
Knot a Vase
DaveMakesStuff