Key Cutting - more of the locksmith will offer a reliable service for cutting standard house keys, which is quite a straightforward process for someone with the right hardware to hand to cut the key-shape. However, besides cutting keys from metal, a skilled locksmith will also be able to cut the more complex keys which might come with an electronic transponder inside. A locksmith who works with automobile keys will need to get the specific key codes from the vehicle manufacturer to help with replicating the sophisticated mechanism.