Olfa 1082209 25mm UltraSharp Black Extra Heavy-Duty Replacement Snap-off Blades - 20 per Package (HBB-20B)
The OLFA UltraSharp black heavy-duty snap-off blades are exclusively designed for maximum cutting performance and are ideal for applications where superior sharpness is required. Made from a high-quality Japanese grade carbon tool steel, the OLFA black blades are double-honed for extreme sharpness and are 25% sharper than the OLFA silver extra heavy-duty HB blades. Long lasting, durable snap-off blade - a new sharp edge with just a snap. Blade container locks for safety. Fits OLFA extra heavy-duty handles. 7 cutting edges per blade. 20 blades per pack.