Designed for maximum cutting performance, UltraMax ultra-sharp premium standard-duty snap-off black blades are ideal for applications where superior sharpness is required. They are made from high quality carbon tool steel using a double honing process for extreme sharpness. They fit most standard duty handles. Thirteen cutting edges per blade. Ten blades per pack.
Heavy-duty, snap-off blades are designed for a wide variety of applications. Easily cuts through paper, cardboard, styrofoam, rubbers, wallpaper, photos, plastics and more