This is how I have been doing working hinges on my model cars for years.
Enjoy,
L.C.
Pro Tech Model Car Parts
https://www.protechmodelparts.com/
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https://www.patreon.com/LukaCee
Andy's Hobby Headquarters Web Store
https://andyshhq.com/
Model Car Hobby Headquarters Facebook Group
https://www.facebook.com/groups/ModelCarHobbyHeadquarters/?ref=br_rs
The Mediocre Modelers Group
https://www.facebook.com/groups/1771720973126058/
Luka Cee
https://www.youtube.com/channel/UCv33D2lrLUrTaCzeTdzIlZA
Cashew Cosplay
https://www.youtube.com/channel/UC_1pwS7PQTgavrTpQDiYc7A
Denise Void
https://www.youtube.com/channel/UCYrBxtB-fPIYff678h7tA9A
AZLeo Valor
https://www.youtube.com/channel/UCR4AxRCYdlNHLk3LUV-p5Ig
The Mediocre Modelers Group
https://www.facebook.com/groups/1771720973126058/
Luka Cee
https://www.youtube.com/channel/UCv33D2lrLUrTaCzeTdzIlZA
Cashew Cosplay
https://www.youtube.com/channel/UC_1pwS7PQTgavrTpQDiYc7A
Denise Void
https://www.youtube.com/channel/UCYrBxtB-fPIYff678h7tA9A
AZLeo Valor
https://www.youtube.com/channel/UCR4AxRCYdlNHLk3LUV-p5Ig