Slice® Utility Knife Blades are compatible with multiple tools, including Slice utility knives, scrapers, and the Manual Carton Cutter. Perfect for cutting flexible materials. Designed to cut everything but you, these blades boast a finger-friendly® edge that never rusts. They’re built to last, so you won’t have to worry about frequently changing blades, reducing the risk of injuries. These utility knife blades retain sharpness much longer than standard metal blades, they require no special maintenance and have no oil coating. 100% zirconium oxide blade that never rusts. Blade lasts on average 11.2x longer than metal blades