Designed for efficiency and versatility, these knot-style cup brushes from Anchor Brand are an essential tool for any professional or DIY enthusiast. With a diameter of 2 3/4 inches and constructed from durable stainless steel, they are engineered to tackle a variety of cleaning and surface preparation tasks with ease. The 5/8 in - 11 arbor allows for seamless attachment to angle grinders, enabling operation at speeds of up to 14,000 RPM. The flexible brushing action and cost-effective performance make these brushes ideal for general-purpose applications, while their knot-wire structure ensures effective debris removal and surface finishing. Please note, this product contains materials that may pose health risks, so it's important to handle with care and be aware of safety guidelines.