Features Strong Magnetic Socket 3 in 1: The socket features high accuracy concentric shaft to prevent wobbling, allowing for faster screwing and higher work efficiency. Fine Workmanship: The screwdriver bit socket is finely electroplated for waterproof and erosion resistant properties, ensuring long lasting durability. Enhanced Magnetic Force: The socket comes with a powerful magnetic ring to prevent screws from falling off, providing stronger magnetic suction for easy operation. Adjustable Depth Screwdriver Bit: The socket is for various nuts and can be used as a furniture 3 in 1 connecting rod or a regular screwdriver. Easy Disassembly and Installation: Simply twisting open the screws for easy removal of the socket, making disassembly and assembly a breeze. Spec: Item Type: Magnetic Screwdriver Bit Socket Material: Alloy Steel Inner Diameter of Socket: Approx. 8mm / 0.31in Features: Strong magnetic force, adjustable screw bit depth, stable concentricity Package List: 1 x Magnetic Socket 1 x Wrench 1 x Storage Box Package List 1 x Magnetic Socket 1 x Wrench 1 x Storage Box