Hi,

I have a problem with sheet metal parts where the flat pattern does not match the 3D model. You can find an example in the attached file.

I have created a sheet metal cone using the lofted bend feature. I needed to model some holes in that cone. 

To be able to correctly dimension the holes on a drawing I used the “Unfold” and “Fold” feature. I first unfolded the cone, then I created my holes on the