Set options that control modeling NURBS curves and surfaces, including tolerances and units of measure.
Open the construction options window
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Model for transfer to a specific CAD package
Add a set of presets to the list of CAD packages
Set up site-wide construction presets
I want to edit or delete the original CAD package presets?
You cannot edit or delete the original CAD package presets. If you want to change a set of presets, use the Copy button to create a copy of the set you want to edit, then edit the copy.