Utilities > Parts > Management. You have selected an object in the tree that belongs to the Drilling pattern hierarchy level.
In this tab you define an arrangement (i.e., a group) of cut-outs. Take note that a drilling pattern is not a part, but simply serves to assign additional structural information to a part. Any part can contain such drilling pattern information; the corresponding reference is created in the Manufacturing tab of the part in the Drilling pattern field.
Overview of the main dialog elements:
When selecting drilling patterns in the Manufacturing tab of a part, this name as well as its optional description will be shown in the selection dialog.
See also