Retractable blade for added safety and convenience. Handle can store replacement blades Includes 4 ultra sharp heavy duty SK5 steel razor blades for cutting boxes, cartons and cardboard 5 mm slit for easy cutting wire built into handle Safety lock system to keep blade covered when not in use and button to quick release for a new blade Lifetime Warranty Introducing the Edward Tools Pro Utility Knife with Retractable Blade – a cutting-edge tool designed for ultimate safety, convenience, and versatility. Whether you're a professional tradesperson or a DIY enthusiast, this utility knife is engineered to meet your cutting needs with precision and ease. Multi use box cutter for cardboard, cartons and boxes. Key Features: Retractable Blade for Safety and Convenience: The retractable blade feature ensures added safety during use and convenient storage when not in action. With a simple slide, you can extend the blade for cutting and retract it for secure handling, reducing the risk of accidents and injuries. Blade Storage in Handle: Never worry about running out of sharp blades. The handle of the utility knife is ingeniously designed to store replacement blades, ensuring you always have a fresh cutting edge at your fingertips. This feature is perfect for continuous, uninterrupted work. Heavy Duty SK5 Steel Blades: The utility knife comes with 4 ultra-sharp, heavy-duty SK5 steel razor blades. Known for their durability and sharpness, these blades make quick work of various materials, providing precise and efficient cutting performance. Wire Cutter Opening: Enhancing its versatility, the utility knife features a 5 mm slit for easy cutting of wires. From household tasks to professional projects, this added functionality makes the Edward Tools Pro Utility Knife a multi-purpose cutting solution. Safety Lock System: The safety lock system ensures that the blade is securely covered when not in use, minimizing the risk of accidental injuries. The quick-release button allows for swift and easy blade changes, maintaining efficiency without compromising safety. Box Cutter for Cardboard: Tackle your packaging needs effortlessly with the integrated box cutter. This utility knife is your go-to tool for opening cardboard boxes with precision and ease. Lifetime Warranty: We are confident in the durability and performance of our utility knife. That's why the Edward Tools Pro Utility Knife comes with a lifetime warranty, providing you with peace of mind and long-lasting reliability. Upgrade your cutting experience with the Edward Tools Pro Utility Knife – the perfect blend of safety, convenience, and durability. Elevate your toolkit with a versatile cutting solution that meets the demands of professionals and DIYers alike. Invest in quality, invest in Edward Tools.