Designed for precision and durability, these cutting and notching wheels from United Abrasives are perfect for tackling both ferrous and non-ferrous metals, including iron and steel. Each wheel measures 7 inches in diameter and features a thickness of .090 inches, ensuring optimal performance with an angle grinder at a maximum speed of 8500 RPM. This 25-pack offers excellent value for professionals and DIY enthusiasts alike, making it an essential addition to any welding or metalworking toolkit. With their robust construction, these wheels are engineered to deliver clean cuts and notches, enhancing your efficiency and effectiveness in various applications.