The Performance Tool 2-5/8 Lock Nut Socket is a high-quality, standard socket designed for automotive use. It is made by the trusted brand Performance Tool and has a lifetime warranty. This single item socket is coated with black oxide for durability and features a specialty drive type with a 1/2 inch drive size. With a size of 5/8 inches, this SAE socket is perfect for removing and installing nuts and bolts with ease. Additionally, it is important to note that this product carries a California Prop 65 warning regarding cancer and reproductive harm.