The Tielbürger AD-090-087 hard brush is designed for use with TK18 and TK20 series devices, providing reliable performance for garden and park maintenance applications. This durable brush features a robust construction with high-quality bristles that excel in demanding outdoor tasks while maintaining consistent cleaning effectiveness. The brush measures approximately 90 mm in width and 87 mm in height, weighing around 450 grams for optimal balance and handling. Made from weather-resistant materials, the brush retains its structural integrity and cleaning performance at temperatures ranging from -10°C to 40°C. The design includes secure attachment mechanisms compatible with TK18 and TK20 device models. The bristle configuration is optimized for removing dirt, leaves, and light soil from paved surfaces, paths, and outdoor areas without damaging underlying surfaces. This model represents a successor to earlier garden maintenance tools, with improvements in material durability and attachment reliability. The product is suitable for professional landscaping services, municipal park maintenance, and private garden care, where uniform surface cleaning is required. Maintenance includes periodic bristle cleaning and checking of attachment components. The neutral color scheme and functional design prioritize practical use over aesthetic considerations. Users should verify compatibility with their specific TK18 or TK20 devices before use, as there may be differences in attachment systems between various production years and models.