This is stackable boxes. Can used for screws and spare parts. Just print required configuration as much boxes as you need :)
Project on tinkercad:
https://www.tinkercad.com/things/hV7mhUw0fGE
Stackable_box_1.stl | 38.9KB | |
Stackable_box_16.stl | 132.0KB | |
Stackable_box_2.stl | 38.6KB | |
Stackable_box_4var1.stl | 41.7KB | |
Stackable_box_4var2.stl | 44.1KB | |
Stackable_box_4var3.stl | 54.7KB | |
Stackable_box_8.stl | 57.8KB | |
Stackable_box_cap.stl | 192.3KB |