Includes a unique Porcelain Puller Tool that snaps onto the terminal of a broken spark plug to pull the porcelain out. Also includes a Porcelain Pusher for when the porcelain breaks off in the spark plug tip and a Self-Tapping Puller to remove the seized metal tip. Have a blow molded plastic case for storage. Order Lisle 65710 for the Porcelain Puller individually, or 65730 for the Porcelain Puller, Right Handed Nut and Housing. SpecificationsWarranty: Repair 1YearDimension: 2'' H x 8.7'' W x 5.2'' LWeight: 2 lbs