The Performance Tool HEAT TREATED ALLOY STEEL brake caliper mounting bolt tool is the perfect addition to any mechanic's tool kit. Made of heat treated alloy steel, this tool is designed to withstand heavy use, ensuring strength and durability when removing and installing brake caliper mounting bolts. With its compatibility across a wide range of vehicles, this tool is incredibly versatile. Its compact size, measuring 5/16", provides a precise fit for the bolts it is designed to work with, and the comfortable grip allows for precise control, making brake maintenance easier and more efficient. Its easy-to-use design and compact size also make it easy to store in a tool box or bag, ensuring it's always on hand when needed.