Thingiverse
MakerWorld
MyMiniFactory
Printables
Thangs
Cults
CGTrader
Youmagine
Gambody
Etsy
Tags
Hobby Box 3D Printable Models
3x2x1 tray with locking lid using nut.
Thingiverse
Awssy
Snap Fit Box - 35 Sizes (< 100 mm)
MakerWorld
Derek