Stanley 0-11-911 Standard Knife Blades (1991) - (Pack of 5) The Stanley 0-11-911 is a Pack of 5 Blades. The 1991 is Stanley\'s original blade - an every-day, general purpose utility blade and fits all standard Stanley utility knives and most other knives. The 1991 blade is suitable for cutting most light sheet materials, paper and cardboard. Features: Available as a pack of 5pcs, a pack of 10pcs, or a pack of 100pcs Stanley\'s original blade - the 1991 is a general-purpose blade Fits all standard Stanley utility knives and most other knives Hardened and tempered Suitable for cutting most light sheet materials Specification: Pack of 5