Screw Extractor, Manufacturer suggested retail price. $14.44 Features and Benefits: * Removes screws, broken studs, set screws, pipe and alemite fillings * Drill a hole in the screw and place extractor into hole. Tap lightly with hammer and turn counterclockwise with tap wrench to remove the screw. Spiral blades grip screw. Manufacturer: KD Tools Discontinued by vendor / item no longer warrantied