Sketch a profile and select an axis to rotate it around.
If you are preparing a model for , generating a "solid" piece often means:
This is the most common method. You draw a 2D profile (sketch) and "pull" it into a 3D shape.
Ensure the "Thin Feature" option is unchecked to create a solid volume instead of a hollow shell. 2. Revolved Boss/Base
You can save a multi-part assembly as a single part file, which can combine separate bodies into one. 4. 3D Printing Context