Features 1、Multifunctional Wrench: This wrench combo tool has multiple opening shapes with special design that make it suitable for various fastener sizes, providing versatility for your projects 2、Steel Material: This wrench is made of 40Cr steel, which has high hardness, strong toughness, erosion resisting, and suitable for various environments, providing long lasting performance 3、Comfortable Grip: Ergonomically designed non slip handle ensures secure and comfortable grip. Fine machined jaw for smooth sliding and quick adjustments, convenient and practical 4、Versatile Application: This spanner tool has multiple functions, including loosening barrel nuts, castle nuts, buttstock screws, etc. It is also equipped with hanging holes, making it highly practical 5、Compact and Practical: This combo wrench has compact size and lightweight design, making it easy to operate and carry, suitable for various maintenance occasions, and meets your needs Specification Item Type: Multifunction Wrench Product Material: 40Cr Steel Package List 1 x Multifunction Wrench