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Rotary engine fidget keychain – 3D printable model from MakerWorld MakerWorld
Engineering

Rotary engine fidget keychain

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Assembly instructionsRotary engine keychain designed by me as a fidget toy/keychain. Uses 3 bearings and screws. Individual components and 3D model screenshots included for assembly guide.1 x 6703 (17x23x4 mm)2 x MR85 (5x8x2.5 mm)1 x Thread rolling screw #4-20, 1/2" Length
Category
Engineering
Source
MakerWorld
Published
Updated
What you need to print this: Intermediate Low confidence
Single piece Hardware needed
Supports 1/3
Assembly 0/3
Settings 1/3
Bed size 0/3
Post-process 1/3
Printer
FDM / FFF
File format
STL
Material
Min. bed size
50 mm (Small)
Post-processing
Hardware
Software
Cura, PrusaSlicer, or similar
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