Spur Gears collection

This is a collection of spur gears with a pressure angle of 20°, modules 0,7 / 0,8 / 0,9 / 1 / 1,25 / 1.5 / 2 / 2.5 / 3 / 4 / 5 and 12 up to 51 teeth.

You can easily modify this basic models for your needs with slicer functions only. No CAD required! see attached model in the download section.

Modification examples:

- all models are 5mm thick. You can modify it by changing the Z-value only.
- add a round bore hole by adding a cylinder as a negative volume.
- add a square bore hole by adding a cube as a negative volume.
- add a elliptical bore hole by adding a cylinder with different X and Y values as a negative volume.
- add a recess by adding a positive volume.
- add a round bore hole in horizontal direction for a thread insert, that you can fix the spur gear with a screw.
- these are just some examples. More modifications are possible and depends on your fantasy and your needs.

Please understand that for administrative reasons the models can only be found under the