Tutorials

4 0 Beginner
This tutorial will cover how to create CNC part program using CAM feature in Fusion 360. Content of this video: Setups for Outer Diameter Turning/Lathe process Roughing strategy Finishing strategy Grooving Threading Drilling Cutting tools creation Post Processing

1 0 Intermediate
If I understand your request correctly - you could just create your helix then project it onto your surface. Then reverse the helix and join with the one you just projected and check tangency.