ToolPro's 2-Notch Premium High Carbon Steel Heavy Duty Utility Blades are designed to fit all standard utility knives, offering versatility and convenience for professionals and DIY enthusiasts alike. The high carbon steel construction ensures long-lasting sharpness, reducing the need for frequent blade changes. With their robust design, these blades are ideal for tackling tough cutting jobs while maintaining safety and control. Keep a pack of ToolPro 2-Notch Heavy-Duty Utility Blades on hand for reliable, high-performance cutting in any project.