1. Cutting tooth containing a knife-shaped cutting section with opposite upper and lower surfaces, opposite front and rear ends, defining the length between them, as well as opposite sides defining the width between them, an assembly section protruding downward from the lower surface of the cutting section, this at least the upper part of the mounting section adjoins the cutting section, defining a width that is less than the width of the cutting section, the mounting section has a holding on the sides elements remote from the cutting section and made to hold them in the mounting plate, the cutting section extends beyond the front of the mounting section by at least a quarter of the length, and the front end of the cutting section ends with a cutting edge. 2. The tooth according to claim 1, wherein the holding elements include a pair of symmetrical lower flanges, with one of the flanges protruding from each of the sides of the mounting portion. The tooth according to claim 2, wherein the distance between the lower surface of the cutting portion and the upper surface of each of the flanges progressively increases from the front to the rear of the mounting portion, forming a conical shape. The tooth according to claim 1, wherein the upper portion of the mounting portion is connected to the cutting portion by inclined surfaces that are slightly inclined upward and outward from the cutting portion. The tooth according to claim 2, in which the upper part of the mounting portion is connected to the cutting portion using inclined surfaces that are slightly inclined upward and outward from the cutting portion. The tooth of claim 3, in which the upper part of the installation site1. Режущий зуб, содержащий ножеобразный режущий участок с противоположными верхней и нижней поверхностями, противоположными передним и задним торцами, определяющими длину между ними, а также противоположными боковыми сторонами, определяющими ширину между ними, монтажный участок, выступающий вниз от
