Designed for precision and efficiency, these high-speed cut-off wheels are ideal for tackling ferrous metals, including iron and steel, as well as high tensile materials. Manufactured by United Abrasives, each 4-inch wheel features a slim .035-inch thickness, allowing for clean and burr-free cuts at a maximum speed of 19,000 RPM. With a 3/8-inch arbor and lightweight construction of just 0.0463 lb, these wheels are perfect for use with die grinders, making them an essential addition to any welding or metalworking toolkit. Crafted in Italy, they combine quality and performance to enhance your cutting tasks with ease.