The 4-Inch Knot Wire Brush, 5/8-11 is engineered for robust cleaning and surface preparation tasks. With a 4-inch diameter and a knot wire construction, this brush effectively removes rust, paint, and debris from metal and other surfaces. The 5/8-11 thread ensures a secure fit on compatible tools, such as angle grinders and bench grinders. Designed for both professional and DIY applications, this wire brush provides durability and performance for demanding surface cleaning and finishing work.