- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Handheld tool used by Starfleet engineers. After the Kalandan Losira sabotaged the engines of the U.S.S. Enterprise in 2268, causing the ship to accelerate to dangerously high warp speeds, Chief Engineer Scott used a magnetic probe to seal a flaw in the matter-antimatter flow and decelerate the ship.