You can configure points on the base size that are not grade points to be grade points.
To configure a point as a grade point:
If it is not already open, open the Sizes and Grading pane.
In the 2D window, click the point on the base size that you want to configure.
Go to the Sizes and Grading pane , and click Grade Point.
The point is configured as a grade point.
Version 2022.2 and newer
You can now use the table to input values manually and configure grade points locations. First, select a point on the piece and ensure that Grade Point box is checked.