Made now in 10 minutes. attached the file for Blender, but I not here to convince you to use Blender only a demonstration If you know how use is simple, the web is fully of tutorials, if decide to use. but there are many alternative that you can use maybe more suitable to you.






Here a profile of a mechanical engineering student that make all inside Blender, without any others CAD.
https://www.artstation.com/wanoco4d