Shaded curvature surfaces
thingiverse
These models are featured in figure 4.4 of Visualizing Mathematics with 3D Printing.
Download Model from thingiverse
With this file you will be able to print Shaded curvature surfaces with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Shaded curvature surfaces.