Finally, if you’re looking for a triumph of snap-fit design, have a look at [Jonathan Ward’s] MTM Snap –a snap-fit desktop milling machine and the direct predecessor to the modern-day Othermill.

Finally, if you’re looking for a triumph of snap-fit design, have a look at [Jonathan Ward’s] MTM Snap –a snap-fit desktop milling machine and the direct predecessor to the modern-day Othermill.

Annular snap fits aren't well understood but can be a handy means of making assemblies easily disassembled or permanently joined together.