The 3ZT series of spring cultivator is developed by our company according to the demand of foreign market.. This machine adopts double-spring tension device which enables the tines bounce automatically during operation when meet with obstacles and return to normal working quickly after over them ,by which the tines are protected .It has advantage of row spacing to be conveniently adjusted and the depth to be easily controlled. The machine is suitable for cultivating and loosening soil in the corn ,cotton ,and beans field. Following is this device configuration, please check.