[Durable and Corrosion-Resistant] All tools in this socket set are made of fully polished, heat-ed, and triple chrome-plated surface, ensuring long-lasting performance and protection against corrosion. The AS_DRIVE system-equipped socket terminals provide a 25% increase in maximum torque without damaging nuts and screws. Chrome vanadium steel construction enhances durability, and the packaging is of superior quality. The screwdriver bits are made of strong and durable S2 steel. [Efficient Double-Sided Ratchet Wrench] This tool set features a fine-toothed double-sided ratchet with a two-part handle for a comfortable grip. The rust-resistant design ensures the tools can withstand outdoor and rainy conditions. The 72-strong chrome-molybdenum (CrM) ratchets are even stronger than standard chrome-vanadium options, offering reliable performance. The ratchet has a minimum working of 5 degrees and features a soft handle for comfortable working. [Versatile 215-Piece Set] Our mechanic tool set comes with 215 pieces, including a socket set, ratchet wrench, screwdriver, wrench set, screwdriver set, hex wrench, and more. This comprehensive collection of tools can meet all your needs, making it suitable for a variety of repair tasks. [Convenient and Organized Storage] All the tools in the socket set are stored in a transport case, ensuring easy organization and quick access. Each tool has a designated place, making it effortless to find the right tool when needed. The ratchet set also includes locking clips, keeping the tools seinside and ing damage, making it ideal for workshop environments. [Multi-Functional Use] This tool kit is perfect for both home and car use in emergencies. It contains all the necessary equipment for auto repair and home maintenance, such as car and bike repairs, construction work, and more.