The file 'A Mechanical Oscillator 3D Printer Model' is (stl) file type, size is 43.7KB.
You will find a video on this here https://youtu.be/VNV74f3E8BQ
to finish this you will need https://www.thingiverse.com/thing:6787270 which is an escapement mechanism - ignore the pendulum and use the pendulum in this thing instead. You will also need 1 x M12 nut, 2 rubber bands and additional weights I used magnets as it was easy but anything will do
Base.stl | 51.6KB | |
Pendulum.stl | 68.4KB | |
Sled.stl | 100.9KB |