Home Depot, for example, is known to be able to make basic keys. Home Depot can make a wide variety of car key types. What you should know before going. Traditional Metal Keys If your car was manufactured before the mid-1990s, you may have a traditional key. Home Depot has key blanks and machines to make duplicate keys within minutes. Car Keys with Transponders Most modern cars are equipped with transponder keys. These keys have a chip which communicates to the car’s ignition. Even if you fit it perfectly into the ignition, it will not work. Home Depot is able to make transponder keys, but they cannot program them. If…