In this video, Caleb compares the advantages and disadvantages of using standard XYZ coordinates versus Length-Rotation-Angle (LRA) inputs to accurately design bent tube parts.
Here's a general overview of how to order a bent-tube part using OSH Cut's unprecedented configuration tools and DFM checks.
Here's a quick example, start to finish, of how to upload and order parts in the OSH Cut app.
A step-by-step example of creating a custom tube metal part in Fusion 360, and then ordering it on oshcut.com.