Better Tools' 100 pc. High Strength German Hook Blades are a testament to superior craftsmanship and functionality, meeting the high demands of professional contractors. Made from high-strength German steel, these utility knife blades are designed to maintain their integrity and not bend under pressure, ensuring reliability and precision in every cut. They are the perfect tool for cutting and trimming thick materials such as roofing, carpet, linoleum, sheet materials, and cardboard, making them indispensable for a wide range of industrial applications. The precision ground edges of these blades are engineered to start sharper and stay sharper for longer periods, significantly reducing the frequency of blade changes and enhancing overall efficiency.