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.
The Irwin General Construction Retractable Knife is a lightweight and durable knife, suitable for many applications. The push and slide opening mechanism provides easy, tool-free blade access for quick blade changes.