The machine has the features of unique design, compact structure, beautiful look and convenience to use. It is ideal equipment for chamfering the pipes' end. The pipes processed by the machine is complying with the relevant pipes' beveling standards. This machine drives strongly, cuts quickly and works efficiently. There are three cutters for each clamp disk, they serve for different range of work and can work at same time to insure the effective cutting and fully satisfied the stable requirements of the guide track. With the hydraulic control system its cutting speed can be adjusted easily by the size and the thickness of the caliber.