50 pcs heavy-duty knife blades in one package. Blade dimensions: 4 x 0.7 x 0.02 inches.0.7 inches (18mm) wide blades, which are compatible with most 18mm retractable knives.60 degree cutting angle and 8 snap off segments per blade.Made of high quality carbon steel, this blades last longer and are sharper than normal silver blades.Suitable for different cutting events, for instance, the cutting of box, cardboard, rubber, leather, carpet and PVC material etc..
