| Name | Value | Description |
| kReferencePlaneAtSideFace | 126467 | Defines the Reference Plane as the Side Face next to the selected edge. |
| kReferencePlaneThroughPartnerEdge | 126465 | Defines the Reference Plane through the partner Edge of the selected edge. |
| kReferencePlaneThroughSelectedEdge | 126466 | Defines the Reference Plane through the selected edge. |
| kReferenceSelectedFaceOrWorkPlane | 126468 | Defines the Reference Plane as a user selected Work Plane or Planar Face. |