Each key folds into the body handle like a pocket knife and each half of the tool kit allows for an even pulling action, crucial for new Audi. The two halves slide and are held together via an interlocking channel and every key in the kit is current up to 2005, at least. Exclusive design protected from infringement world wide. Updated application key kit for Mercedes and all Porsche 996 and Boxster equipped with Becker radios. Updated key combo for all Audi and VW radios up to 2004. Models equipped with four horizontal (Audi) or two vertical slots (New Beetle, Jetta, Etc). VW only key kit for Passat, Jetta, Golf models. This key application range ends where key kit #2 begins. Five sided “pentagon” driver for most every BMW model, excluding E38 and E39 models. Special Allen key for BMW E38 and E39 Standard “barbed hooks” (like U-Hooks) for Models Ford, Chevy, Saab, Land Rover, etc.