PREMIUM MATERIAL: Made of high quality stainless steel; the lacquer coating on the surface of the gun helps resist stains and rust. It contains a powerful spring that can also unlock a stuck door. This will save you a lot of time without having to wait for the locksmith to arrive. VERSATILE DESIGN: We understand that calling a locksmith and unlocking your door is a tedious process. You can use this tool to unlock different types of tumbler locks. Whether you're locked out of the office or your home, Locksmith Tool Gun will come to the rescue. Suitable for beginners: The gun repair tool kit is semi-automatic, so it is easy to use even if you are not a professional. Designed to be quickly inserted into a lock and with the quick pull of the trigger, activate all pins at once. PRACTICAL: This can be an extremely valuable tool for professionals who need to open many similar locks on a regular basis, but don't have the time or interest to learn manual lock picking and manipulation. NEVER LOCK AGAIN: The kit comes with strong metal pins, so all you have to do is place the pin inside the lock and hold the pick gun over it to get started. Then pull the trigger and the hands will flash on the pins to unlock your door in no time.