from the users. It has significantly promoted the industrial standard for the transverse cutting line of iron cores. The imported tungsten steel is used on the blade of the machining tool, and the punching needles are fully made of tungsten steel, effectively promoting the number of cutting and punching for times. When cutting the silicon steel sheet without orientation, it will be 5 million times cutting before the blade needs sharpening. It can save both the time for frequent replacement of th