Mirroring Existing Sketch Entities You can create a mirror of a sketch entity after you add the entity to the sketch. To mirror existing sketch entities: In an open sketch, click Mirror Entities (Sketch toolbar) or Tools > Sketch Tools > Mirror. In the PropertyManager:Select sketch entities for Entities to Mirror . Do one of the following: Clear Copy to add a mirror copy of the selected entities and remove the original sketch entities. Select Copy to include both the mirrored copy and the original sketch entities. Select an edge or a line to Mirror about . Click . Results with Copy cleared Results with Copy selected Parent topicMirror Entities Mirror PropertyManager Mirror and Opposite-Hand Disambiguation