YF-FA1300 Four-axis Lettering Machine is the domestic advanced equipment made by us after 3 years of hard R&D work, which uses self-developed optimized revolving axis. The machine has two CNC linear axes and two CNC revolving axes which can realize coordinated work of four axes under the controlling of CNC program so as to finish letter engraving of tire mold precisely in an all-dimensional manner. With four-axis coordinating system, it is featured by high-precision and high speed processing with excellent performance.