It is never so easy for any locksmith to produce duplicate keys and the situation becomes really difficult when someone calls them for producing a duplicate key without the reference of the original key. Generally,the key copying process is simple, in comparison to the key duplication process. In the key copying process, locksmiths generally create a duplicate key by using the original key as a reference point. People want to get the key as an add on to the original key, which helps them in tackling locked-in and out kind issues. Locksmiths can produce duplicate keys without using original and they do so by applying some smart moves. They first try to identify the lock properties, through which they got an easy idea of what kind of key they have to prepare. Locksmith Houston is good in initiating key duplication processes, for which they use their best resources mainly in the form of robotic machines.