The cost of working with a quality Nitro local locksmith will often come down to the type of service that you want. There are different services that are offered by local locksmiths. Each of these services is different in the fact that they cost a specific rate to carry out effectively. If you are unsure of what it will cost you, you can always request a quote for a given service from different contractors, and then after that, you will have the chance of choosing the service that you believe is affordable based on your budget. Remember to also look at other things like the cost in terms of maintenance and installation where applicable and the terms and conditions that are attached like warranties because they will, in the long run, affect the cost over the long term.