Monograin system of sowing for sunflower, pine, maize, chick-pea, beet, etc.
Tilted central axis, that avoids the loss of traction when assuring the ground contact in unevennesses
Filling system of seeds by the superior part of the deposit
System of pressure by wharf for the damping, in case of irregularities in the land
Mecanica sowing machine of precision