Designed for versatility and efficiency, the 4-1/2" GR60 Quick-Step™ Flex Blender Disc from Walter Surface Technologies is an essential tool for those working with various metals, including mild steel, cast iron, and high tensile steel. This innovative disc features a flexible backing that allows for seamless operation on curved surfaces, making it an ideal choice for achieving a smooth finish in just one step. With its quiet, vibration-free grinding capabilities, this disc not only enhances productivity but also ensures a comfortable working experience. Each package contains ten discs, providing ample supply for your projects, all while maintaining a lightweight design for ease of use.