This power tube brush features a 5/8 inch brush diameter with a 2 inch brush length, made of high-quality carbon steel .006 wire for effective cleaning. The overall length of the brush is 5 inches, making it a perfect fit for various industrial applications. The brush is brand new and ships for free within the continental USA. Ideal for metalworking supplies, CNC, and other industrial applications, this spiral and tube brush is a reliable tool for cleaning and polishing.