Irwin Bi-Metal Utility Knife Replacement Blade, 3/4 IN, 5-Pack, 2084100

The Blue Blade is a revolutionary, unbreakable utility blade. Its patented bi-metal technology sets new standards of performance by producing a blade that is unbreakable under normal work conditions, and last longer than traditional carbon blades.

FEATURES

• Features patented bi-metal technology that sets new standards of performance
• Spring steel body delivers superior flexibility to prevent breaking under normal working conditions
• High speed steel cutting edge stays sharp longer than traditional carbon utility blades
• Fits most utility knives