Alloy Material: The socket wrench set is made of chrome vanadium alloy steel, which has excellent hardness and wear resistance, and the socket made of it can resist wear and deformation well. These features can improve the durability of the socket, help it maintain its shape and function during frequent use, thereby ensuring the service life of the socket. Strong Magnetic Force: The product carries a strong magnetic magnet inside, which can effectively absorb screws and drill bits, firmly fix the workpieces, and facilitate the operation and use of the product. This strong magnetic force is designed to firmly fix the socket on the drill bit or screwdriver even when used at an upward angle, without worrying about the workpieces falling off. Easy Installation: Installing the socket is not a tedious process. You only need to unscrew the interface of the electric drill, insert the hexagonal handle of the socket into the electric drill and tighten it to complete the connection between the socket and the electric drill. Then insert the screw or drill bit into the socket, the magnet will attract the workpieces, and the installation is complete. Application Areas: The product has multiple functions and a wide range of applications. It can be used on various types of drilling tools such as hand drills, electric screwdrivers, and lithium electric drills. It is an indispensable tool for manual DIY, woodworking, and professional machine maintenance. It is a must-have for DIY enthusiasts and professional maintenance personnel. Package Includes: This magnetic socket set has a total of 12 sockets, and the hex shank diameter is 6.35mm, and the shank sizes are 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm and 19mm. The large number of sockets can meet most of your daily work and life and replacement needs. It is a very practical tool.