please post a drawing.
It's much easier to help and see what's going on.
From your question, it's not clear whether you're using Solids or Surfaces.
When asking for help in the forum, it is useful to state which version of TurboCAD you are using.
Many users put this information in their profile. See mine below, as an example.
« Last Edit: August 29, 2019, 01:11:22 AM by Tim Stewart »
You can design without engineering, but you cannot engineer without design.
Using Win 10 with Designer 2016/2017 and TurboCAD Pro. Plat. 2018/2019 + Lightworks (64-bit versions) + AnimationLab 5.2.