The basic objective of this lies in obtaining a Rolo to roll on the Ground, on the mass of stubble and exercise an effective Deep Cut of the same (finely chopped), as well as Weed Seedlings exixstentes and / or on the surface of the Earth,And so those improvements are centralized in the fact that these projections are formed by fins with a Razor Sharp Edge, between each two of which are adjacent to each other, includes a protrusion height significantly complementary Under the same, intercalated on Ejector Mode.
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