Tackle automotive repairs, machine maintenance, and Diy projects with this 121-piece mechanics tool set, featuring 1/4", 3/8", and 1/2" drive sockets in both Sae and metric sizes. Crafted from heat-treated, high-performance alloy steel with a chrome-plated finish, these tools deliver long-lasting durability and corrosion resistance. The professional 72-tooth ratchet handles offer smooth, flexible operation with quick-release and reversible functions for fast socket changes. Included wrenches, hex keys, bits, extension bars, and universal joints give you expanded reach and versatility for complex jobs. All tools are neatly organized in a rugged plastic storage case for easy transport and quick access on the go.