The Milwaukee Fastback Flip Utility Knife is designed to improve user productivity. Press and Flip 1-handed opening provides fast access to the blade. A tool free blade change allows for fast and efficient adjustments, while a thin body design makes it easy for a user to store the knife in their pocket. The integrated gut hook and wire stripper also increase utility. This Milwaukee Hand tool is designed to save time and Money. The Milwaukee 48-22-1950 is a 50-pack of General Purpose Utility Blades. Milwaukee General Purpose Utility Blades are designed to maximize cutting performance and durability in most common jobsite materials. Milwaukee utility blades are engineered to fit Milwaukee and most standard utility knives.