This 180 mm (7 inch) multi-purpose cutting disc uses vacuum brazing technology to cut a wide range of materials, including fiberglass, steel, and concrete. Its large diameter allows for a deep cut, while the solid steel core provides superior safety by eliminating the risk of shattering. The blade's diameter does not shrink with use, ensuring a consistent cutting depth and a long service life. It is an ideal, durable solution for industrial maintenance, demolition, and rescue applications.