The Horizon Tool CAL513 Master Macpherson Set is a high-quality, precision-machined tool that is perfect for the professional mechanic. This set includes a variety of tools that are essential for repairing and maintaining vehicles. The set includes a socket wrench, ratchet, and torque wrench, all of which are made from high-quality materials. The set is also equipped with a ruler to help you measure your torque and a depth gauge to ensure accurate measurements.