To Modify a Mill Volume
1. Select the name of the mill volume feature that you want to modify on the Model Tree. The current volume definition is displayed in red.
2. Do one of the following:
◦ Right-click and select Redefine Mill Volume from the shortcut menu. Creo NC activates the mill volume tool and enables the icons that are relevant for the selected mill volume. You can add solid features to the mill volume using this option.
◦ Right-click and select Edit Definition. Creo NC enables the tab for the feature that you selected.
Alternatively, you can use > > to add features to a mill volume.