The Knot Wire End Brush from Anchor Brand is engineered for demanding cleaning tasks, featuring a robust carbon steel construction that ensures aggressive, high-impact action. With a brush diameter of 1-1/8 inches and a trim length of 7/8 inches, this tool is designed to perform effectively in recessed areas, making it ideal for intricate cleaning applications. Operating at speeds of up to 22,000 rpm, it offers a powerful brushing action, while the rugged knot-style design provides durability and some flexibility for enhanced performance. Please note that this product may expose users to chemicals known to the State of California to cause cancer and reproductive harm, so appropriate safety measures should be observed.