OLFA HBB-20B 25mm Ultra-Sharp Snap-Off Black Blades 20pk

Designed for the professional, these black blades are made from high-quality carbon tool steel, developed using a special double-honing process for extreme sharpness, and are 25% sharper than OLFA's silver 25mm HB blades. They fit any OLFA Extra Heavy-Duty HB knife.

FEATURES

• 20 Blades per pack
• 7 cutting edges per blade strip
• 25% Sharper than silver OLFA blades
• Double-honed edge for extreme sharpness
• 25mm width
• Carbon tool steel
• Made in Japan