To Create a New Description Key Set

In Toolspace, on the Settings tab, expand the Point collection.
Right-click the Description Key Sets collection. Click New.
In the Description Key Set dialog box, enter a name and description for the description key set.
Click OK.
The description key set is created.
Right-click the new description key set. Click Edit Keys.
In the Description Key Editor, edit the properties of the starting description key.
Add additional description keys to the description key set. For more information, see To Create a New Description Key.