OLFA LB50B replacment blades - 50 blades per pack.
Heavy-duty, snap-off blade ideal for construction and industrial applications. Made of high-quality Japanese grade carbon tool steel and designed for unparalleled sharpness and superior edge retention. Long lasting and durable - a new sharp edge with just a snap. This 18mm blade fits most Heavy-Duty Utility Knives. 8 cutting edges per blade. 50 blades per pack.