The Snap-on Tools USA NEW 3/8″ Drive SAE #14 7/16″ Hex Spline Torque Adapter FRES14 is a high-quality hand tool designed specifically for automotive use. Made in the United States, this single item adapter features a spline drive type and a size of #14 Spline 7/16″. With a focus on precision and durability, this tool is ideal for professional mechanics and automotive enthusiasts alike. Known for their reliability and craftsmanship, Snap-on tools are a trusted brand in the industry.