The Milwaukee FASTBACK Compact Folding Utility Knife features a press and flip mechanism for easy, 1-handed opening. The Milwaukee utility knife allows users to make quick, tool-free blade changes for maximum jobsite efficiency with a metal extension over the button to prevent accidental blade removal. The press and flip open utility knifes compact size allows for easy storing while a durable wire belt clip reduces pocket tearing. The small utility knife has a blade holder designed for scoring and includes a lanyard hole for convenient tethering. 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.