Sterling 18mm Snap-off Blade 10 pack is a set of replacement blades for utility knives that are commonly used for cutting a variety of materials, such as paper, cardboard, plastic, and more. The blades are made of high-quality steel, which ensures that they are durable and long-lasting. The snap-off design allows you to use a fresh section of the blade when the previous section becomes dull, extending the life of each blade. The pack contains 10 blades, giving you plenty of replacements for when you need them. The blades are 18mm wide, making them suitable for a wide range of cutting tasks.