Olfa Snap Hook Blades (LH-20B) 5 Blades/pk

Olfa Snap Hook Blades, LH-20B, 5 Blades per pack. 

Unique heavy-duty, snap-off hook blade ideal for roofers, those cutting shrink-wrap and more. Cut all the way through heavy construction materials in a single pass while protecting the material under the cut.  This blade made from high quality carbon tool steel is produced using a special process for sharpness and durability. Long lasting, durable snap-off blade - a new sharp edge with each snap.  

This 18mm blade fits most Olfa Heavy-Duty 18mm Utility Knives. 4 cutting edges per blade. 5 blades per pack.