A Harris wrench was a type of wrench used on starships. Following their escape from Jakku, Finn and Rey used a Harris wrench when patching a poisonous gas leak. Rose Tico was skilled with this tool.
- Aftermath (First mentioned)
- Star Wars: Episode VII The Force Awakens (First appearance)
- Star Wars: The Force Awakens novelization
- Star Wars: The Force Awakens: A Junior Novel
- Star Wars: The Force Awakens Graphic Novel Adaptation
- The Force Awakens Adaptation 2 (Mentioned only)
- Star Wars: The Rise of Skywalker: A Junior Novel