Stanley 5-11-700 Fatmax Utility Blades - Pack of 5 The Stanley 5-11-700 is a pack of 5 Fatmax blades designed to fit all standard Stanley utility knives and most other knives. FatMax blades are heat-treated for strength and induction hardened for longevity. S3 cutting technology offers 75% longer-lasting blade life.  Features: The Stanley FatMax utility blade is a heavy-duty, general-purpose utility blade for longer life, a stronger blade, and a sharper cut Lasting 2x longer, cutting 75% sharper, and holding 20% stronger, versus a Stanley 1992 utility blade Fits all standard Stanley utility knives and most other knives Compared to Stanley 1992 Blade: Induction-hardened edge offers 2 x longer-lasting blade life, up to 20% stronger, blade edge remains 75% sharper, snap resistant up to 35kg (based on 3 point bend test) making the blade safer to use Specification: Thickness:  0.65mm Length:  63mm Height:  20mm