ExcelBlack ultra-sharp premium extra heavy-duty snap-off black blades, exclusively designed for maximum cutting performance, are ideal for applications where superior sharpness is required.
HBB blades made from high quality carbon tool steel are develo- ped using a special double honing process for extreme sharpness and are 25% sharper than extra heavy-duty HB blades. Long lasting durable snap-off blade - a new sharp edge with each snap. 7 cutting edges per blade.
HBB-5B contains 5 blades in a plastic case, blister packed.