Astrea is a subsoiler with hydraulic safety device: NON STOP system.
It has got a very heavy strong structure which can reach the best performance in every soil even in combination with high power tractors. The good quality of work is guaranteed.
Hydropneumatic safety system works in extreme conditions, while in presence of obstacle in hard, clay and stony soils.
The elasticity of shanks allows overcome obstacles.
The inclination of shanks and points is the ideal to prevent the dragging of stones on the surface and obtain an amazing penetration with the least power consumption.
Shanks kick back gradually to its original working position and are stress resistant. This way the machine cannot damage.