Yes, an automotive locksmith can make a copy of a car key without the original. They have the ability to do this because they have the necessary equipment and training. Automotive locksmiths are able to make copies of keys by using a blank key and a code cutting machine. The code cutting machine is able to create a duplicate key by following the code that is on the original key. Automotive locksmiths are also able to make copies of keys by using a key duplication machine. A key duplication machine is able to create a duplicate key by using an impression of the original key. Automotive locksmiths usually have both of these machines in their shop so they can make copies of keys for their customers.