Sandan disc features Model: SNW30 – SNW32 – SNW34 – SNW36 The front rows of blades equipped with notched type disc blades which are more effective in shredding and mixing crop residue with top soil. Complete coverage and overlap of disc blades that do not leave undone land. Easy adjusting the angle of blades Equipped with hydraulic system to adjust working depth and transport height. Equipped with horizontal alignment to set uniform working depth Equipped with adjustable scrapers to have better efficiency at wet condition.