how to get models: https://www.youtube.com/c/3DPrint_zvc/about?view_as=subscriber
If you like my video please help me like and share Click to subscribe and small bell. thank you.   :  )

A lot of people ask me where to buy the spring. Amazon sells it. Then there are some self-made ones.

I write down the web address below.

There are some tools I use.

3D printer

Flashforge  dreamer
https://amzn.to/2WsFZXp
Ender 3
https://amzn.to/2yVr9Q3

akm screw
https://amzn.to/2Bahaag

spring kit
https://amzn.to/2Wv75xa

AR spring
https://amzn.to/3dGrMvJ

spring wire
https://amzn.to/2Lt59yE

drill 1mm-13mm
https://amzn.to/2WxAsyR

file
https://amzn.to/36ZKCuL