How do I remove my Audi A4 doors? The bolts on the hinges are weird?

The bolts on the hinges are pretty big, star shaped. I assumed an allen wrench would take care of it, but nope. whats the name of the necessary bit for this?How do I remove my Audi A4 doors? The bolts on the hinges are weird?Torx bits.How do I remove my Audi A4 doors? The bolts on the hinges are weird?Stop by your local auto parts/book store and buy a repair manual for your car and it will tell you in there.How do I remove my Audi A4 doors? The bolts on the hinges are weird?call Snap on and buy weird sockets they are called torque sokets.