The Craftsman 189-Piece Standard (SAE) and Metric Mechanic’s Tool Set includes a comprehensive assortment of screwdrivers, wrenches, sockets, hex keys, and a ratchet. The set is organized in a durable hard red case for easy storage and transport. Both standard (SAE) and metric measurements are covered, making it versatile for various projects and applications. This set is a reliable choice for mechanics and DIY enthusiasts looking to have the right tool for any job in their toolbox.