Do you know, that… ?

Tool Trenching It allows you to create cross-sections at the intersection of planes and geometry indicated. Trenching 2D drawings forms at the intersection of the plane with the geometry of – including graphic objects grids.

To access this tool, click the Insert menu > Trenching.

The resulting drawings can easily be used to modify existing models.

Cutting successfully check in the creation of sections on objects with nets. * Stl. I think, that this option is particularly important, there is no need to convert a mesh (e.g. tasty 3D) the surface or further to the body. Additionally, you can “prompt” program, what shape is to be cross-sectional sketch.