One within the most important tattoo tricks for top notch tattooing is always to use a tattoo machine, also known as as a tattoo tool. A skilled tattoo artist wouldn't dream of attempting to apply a shaded body art without a tattoo system. The tattoo machine uses friends of needles to automatically inject ink at the proper depth inside the skin. Device is powering an electric motor that rapidly moves the needles about at a rate of 80 to 150 times per second. This rapid needle movement allows a shaded area of some tattoo design to contain ink quickly and evenly.