Features: This heavy duty utility knife tool features an automatic locking mechanism for easy and secure operation, ensuring safety and convenience. Crafted with solid aluminum alloy body and SK5 steel cutter, this tool is waterproof, rust resistant, and highly durable, making it perfect for long lasting use. Designed with a precise SK5 steel cutting edges, this tool effortless cuts through various materials, providing smooth and clean cuts. Suitable for DIY enthusiasts, craftsmen, and professionals. With clear markings and accurate measurements, this tool allows for reliable measurements in various scenarios, making it suitable for wide ranges of applications. Compact and lightweight, this tool offer a comfortable grip and ergonomic design, ensuring ease of use and reducing fatigue during extended periods of work. The sharp knife is suitable cardboard cutting, thin wood cutting, fabric cutting, leather cutting, creative production, adhesive cutting, acrylic board, rope cutting; Specifications: Material:SK5 Steel+Aluminum Alloy Size:Approx.170x40mm/6.69x1.57in With built-in bubble & ruler for leveling; Package Includes: 1xUtility Knife note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.