1. Machine for the working of streets crop comprising two rows of discs (1), to perform functions of tilling surface, comprising: - a row of arms (2), to perform functions tillage depth and decompress the ground, located between the two rows of discs (1), and - a roller (3) on the rolling machine, connected to the machine by arms comprising bores, which defines the working height the row of discs (1), wherein the row of arms (2) is adjustable in height by activating at least one hydraulic cylinder (7).
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