The harrow has the characteristics of large harrowing force, reasonable power utilization, strong ability of soil cutting and crushing, leveling the topsoil and loosening the soil after harrowing, etc. It is suitable for heavy clayey wasteland and overgrown farmland.The rake adopts the combined structure of rigid frame and rectangular pipe welding, and is equipped with the hydraulic upper and lower wheel spring leveling device and tapered roller bearing, and the special square and circular inner hole of the disk rake.Therefore, the machine is easy to move, small turning radius, easy to adjust and maintain.