This model is used for crushing clods aftertillage ,preparing soil before tillage,combining soil land fertilizer,and cleaning away stubble of plants in medium/light soil.The main integral harrow is made of square tubes welded together which wnsures simple structrue and good rigity.The harrow is also equipped with hydraulic lifting rubber wheels and rolling bearing,which guarantees the reasonable structire ,fiemness and endurance,convenient transportation,easy adjustment and maintenance.