Gridfinity 3x1x3u bin with dividers for 5x 100mm (~4") bits with press fit magnet holes (PFM)
This design fits 5x 100mm bits, is stackable, and has press fit magnets (PFM)
It is recommended the outside corner magnet holes be used to limit the magnets grabbing to anything under, when stacked.
The author marked this model as their own original creation.