The 20" Poly Block Gong Brush with polypro bristles is engineered for heavy-duty cleaning applications. This brush features a robust block design that ensures durability and long-lasting performance. The polypro bristles are tough yet flexible, making them ideal for a variety of surfaces, including rough and uneven textures. With a 20-inch width, this brush allows for efficient cleaning of larger areas, making it a perfect choice for commercial and industrial settings. Enhance your cleaning capabilities with the 20" Poly Block Gong Brush, a reliable tool for any cleaning professional.