Features: This wrench adopt stainlesssteel, ensuring good performances and resistance to wear. Tight and easy to disassemble bite: tightly and firmly with screws without slipping, making operation more convenient. Three stage adjust design, shape can be switched: three hexagonals size, can borrow force when encountering stubborns screws, more convenient. Rotating the grip for both hands to exerts force: it comes with positioning grip, making it more labor saving to use. Hardnesscan reach 56~60HRC. Precisions treatments for rusts prevention and wear resistance: The treatments is smooth, beautiful, and without rusting. Specifications: Material:StainlessSteel Package Includes: 8Pcs T-Socket Spanners note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.