Olfa® Black UltraSharp Snap-Off Heavy-Duty Blades 18mm
Designed for maximum cutting performance and ideal for applications where superior sharpness is required. Made from high quality carbon tool steel, these blades are developed using a special double honing process for extreme sharpness and are 25% sharper than Olfa silver 18mm LB blades. Ideal for construction and industrial applications. 8 cutting edges per blade. Fits OLFA 18mm utility knives.