Removes later style central valve on Vanos Hubs and VCT Services B38, B48, B58, MINI Vanos, and VCT modules 22mm Hex x 16 Points 1/2" Socket Drive Chrome moly with a black finish. Similar to Factory Tool 303-1661-3 and Factory Tool 2-450-487 Low Profile socket for installing, and removing the vanon central valve bolt on BMW/Mini/Rolls Royce, and some For vehicles. This tool gives you the space to get a TQ wrench in between the engine and the firewall to properly tighten the vanos central valve bolt.