Gridfinity 1/4 in. and 4mm Hex Bit & Driver Tray

Designed to hold: Menards SKU 2378494 Magnetic Bit Driver 76 1/4 in. bits (in my case: Menards SKU 2379965 with non-security duplicates, wing nut driver, and adapters removed) HART SKU HHSDP003 Precision Screwdriver Set (might also fit the iFixIt driver, just double check) 60 4mm bits Milwaukee SKU 48-32-4531 Locking Bit Holder

Make sure you enable "Exclusive" under slicing tolerance in Cura, or the equivalent in whatever slicer software you're using. It'll probably save you some filament and post-processing time.