Coofix Utility knife with five blades

A Coofix utility knife with five blades is a popular and practical tool for a wide range of cutting tasks in the home, workshop, or on a job site. The inclusion of five extra blades in the package is a significant value-add, as it allows you to start working immediately and ensures you have replacement blades on hand, minimizing downtime.   Key Features and Design   Type: Coofix offers various types of utility knives, including both retractable and foldable models. The retractable version is the most common, featuring a sliding mechanism to extend and retract the blade for safety. The foldable version is known for its compact size and is often used by carpenters and DIY enthusiasts. Blade Material: The blades are typically made from SK5 carbon steel. This material is a popular choice for utility blades because it provides a good balance of durability, hardness, and edge retention, allowing the blades to remain sharp during heavy-duty cutting. Ergonomics: The handle is usually made of a durable material, such as metal or high-impact plastic, often with a non-slip, rubberized grip for better control and comfort. Blade Storage: A key feature of these utility knives is often a built-in storage compartment for the spare blades. This keeps the extra blades secure and easily accessible, making blade changes quick and efficient.