Features and Benefits: Extremely small magnetic head, barely 5mm in diameter; The head is mounted on an extremely flexible 30" long copper wire; Extremely powerful, it will pick up more than 1/2 lb.; The Mighty Worm can reach places others cannot! The Mighty Worm Magnetic Pickup Tool is extremely useful in picking up parts in small gaps and confined spaces such as: deep inside car doors, under car seats, small gaps in the engine compartment, holes and gaps in other parts of the car body etc.