What center finding device is used to line up a center or prick punched hole?

The correct choice identifies the cone pointed edge finder as a device specifically designed to accurately locate the center of a punched hole. This tool features a cone-shaped tip that helps users pinpoint the exact center of a hole by detecting edges and aligning the tool with the hole's center. As the operator moves the edge finder toward the hole, the tapered edge allows for easy and precise alignment, enabling effective measurements or further machining processes.

Other options have different functions: a center drill is used to create a conical hole for guiding a larger drill, primarily for centering purposes. A machining center refers to a sophisticated piece of equipment used for various machining operations, while a wiggler is employed to find edges or centers but does so using a different mechanism, typically involving a small degree of movement or "wiggle" to locate edges rather than focusing directly on hole centers. The specialized nature of the cone pointed edge finder makes it especially well-suited for this task.