I use these in my garage...probably not right for you (since you can put stuff in a drawer), but these have reconfigurable slots (move the plastic dividers)...and the lids are helpful for me, so that everything doesn't go all over when i drop them.
Amazon:
Plano Molding 974 StowAway Organizer Rack
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Don R.
'04 Haulmark (M42386) 42', 2 slide, 10kw -
Pictures
'04 F350 CrewCab Longbed 4x4, 50g aux tank & gear vendors dbl over