[Amazon.ca]Irwin Bi-Metal Blue Utility Blade, 50-Pack - $17.51
http://www.amazon.ca/Irwin-Industrial-2 ... lity+Blade
Features patented bi-metal technology that sets new standards of performance
• Unbreakable: spring steel body delivers superior flexibility to prevent breaking (under normal working conditions)
• Lasts longer: high speed steel cutting edge stays sharp longer than traditional carbon utility blades (tested on 20-Pound recycled paper)
• Fits most utility knives
IRWIN Tools 2084300 Bi-Metal Utility Blades, 50-Pack. IRWIN Tools bi-metal utility blade is a revolutionary bi-metal utility blade. It's bi-metal technology sets new standards of performance, by providing a blade that stays sharp three times longer than the conventional blades. Irwin bi-metal Blue Blades are virtually unbreakable. Spring backing steel flexes, but will not break. Stays sharper up to 3 times longer. High-speed steel edge is treated to higher hardness than standard carbon. Pack of 50 blades. Blades (qty.): 50
Features patented bi-metal technology that sets new standards of performance
• Unbreakable: spring steel body delivers superior flexibility to prevent breaking (under normal working conditions)
• Lasts longer: high speed steel cutting edge stays sharp longer than traditional carbon utility blades (tested on 20-Pound recycled paper)
• Fits most utility knives
IRWIN Tools 2084300 Bi-Metal Utility Blades, 50-Pack. IRWIN Tools bi-metal utility blade is a revolutionary bi-metal utility blade. It's bi-metal technology sets new standards of performance, by providing a blade that stays sharp three times longer than the conventional blades. Irwin bi-metal Blue Blades are virtually unbreakable. Spring backing steel flexes, but will not break. Stays sharper up to 3 times longer. High-speed steel edge is treated to higher hardness than standard carbon. Pack of 50 blades. Blades (qty.): 50