Milwaukee 50 PC Hook Utility Blades are expertly designed to cut through roofing materials, synthetic wraps, insulation, and various other building materials with precision and ease. These hook blades are engineered to fit Milwaukee utility knives as well as most standard utility knives, making them a versatile and reliable choice for professionals and DIY enthusiasts alike. Their sharp, durable design ensures efficient cutting performance for a wide range of applications. Model Number: 48-22-1952