This heavy-duty combo set for brush cutters includes a 6-teeth trimmer head, a 3T blade, and an 80T TCT blade, along with necessary accessories. The 6-teeth head, constructed from manganese steel, is effective for cutting small trees, shrubs, heavy brush, and thick weeds. The 80T TCT blade is designed for cutting dry, mature crops such as wheat, paddy, and maize, as well as grass, weeds, and shrubs, making it suitable for agricultural and forestry applications.