Special tool from a Jaguar dealer that closed.I do NOT know its' use.Any information to  identify,is appreciated.High quality, came with a set of Churchill tools, but is not marked..I  also have many English factory shop manuals, and other factory tools. Please inquire.  1954JAGPART,  or .  1 954 JAGUARS Please   go to my eBay store, Old English Motor Company. It is divided into 20 categories, including  Jaguar, Triumph Parts, MG  Parts, Tools and Jacks, etc.. and it is easy to use. I have hundreds of parts there, and  hundreds of thousands more in my time-warp warehouse.  I acquired parts for my Ft. Lauderdale restoration shop for 30 years; as that City drove others out  of business, I acquired their parts and tools;and have the largest stock of  original Old English parts in the colonies..Which I have now relocated to SEBRING, FLORIDA.. SHIPPING.. Shipping in the US is Priority Mail; out of the US is Priority Mail. Thank you. James Dean, thejaguru.