The DeWalt DWHT8-11131 replacement trapezoid blades include 50 pieces of high-quality tool steel with cemented carbide cutting, laser welded for exceptional durability. The blades stay sharp up to 10 times longer than a conventional blade, and their steel offers flexibility, reducing the risk of breakage during use. These are multifunctional blades, suitable for paper, cardboard, leather, and most sheet materials, and are fully compatible with DeWalt knives as well as other knives that support this type of blade. The package includes a practical plastic case for safe storage and easy access to the blades.