ScrewDriver with a storage for (Precision Bits 4mm)
I made a thread on the back
You can store 6 bits & hold it with a screw !
Printer : Flsun V400
layer height : 0,15 line width : 0,6
infill 30% ; print time ~ 1 h 6 min
Flashforge PLA Yellow
My Models : https://www.printables.com/de/@CB_384764/models
MakerWorld : https://makerworld.com/en/u/1233649057