The Snap-On Tools USA 3/8" Drive SAE 9/16" Open End Crows Foot Socket Wrench FCO18 is a high-quality hand tool designed for automotive use. Made by the trusted brand Snap-on, this single item socket wrench features a specialty drive type and chrome surface finish. With a focus on durability and precision, this unit is specifically crafted for standard SAE measurements and comes with no warranty. Perfect for professional mechanics and automotive enthusiasts, this socket wrench is a reliable and essential piece for any toolbox.