As 99% to distinguish fake Zippo, having in hand the present
If you have at hand is the Zippo, the authenticity of which you are 100% sure, to determine the other fakes, do the following. Remove the screw that holds the spring flint lighters from the present, and try to screw it into one that is suspect. At 99% it does not screw the fake Zippo. The answer is simple: at home in the Zippo U.S. uses the English system of measures (inches, etc.), in which there is a specification of the screw thread, and virtually all fakes are made in Asia, where in the course of the metric system of measures (and the thread is measured in millimeters) . Therefore Asian screw is screwed into the U.S. thread.