The Performance Tool W13500 Mortorq Bit Socket Set is a versatile tool that can be used for removing and replacing fasteners on a variety of car models including GM, Chrysler, BMW, Nissan, Honda, and Fiat. With an improved torque capability, thanks to the specially designed driver that provides full contact, this set makes it easier to work with fasteners that are difficult to remove. Made from durable heat-treated alloy steel, the sockets are built to last and withstand heavy use. Additionally, the bits are constructed with S2 steel and feature a zinc phosphate finish to resist corrosion and wear. The set includes sizes MTS-0, MTS-1, MTS-2, MTS-3, and MTS-4, all with a 3/8 inch drive, providing a wide range of options for various fastener sizes. The compact and sturdy case that the set comes in makes it easy to store and organize, ensuring that you can easily find the right tool when you need it.