The product is a limited edition 24k gold plated 6 piece socket set by Mac Tools, celebrating its 60th anniversary from 1938-1998. The set includes standard size sockets with a 3/4 inch size, designed for use with SAE measurement systems and 6 point drive types. Manufactured in the United States, the sockets are high-quality tools perfect for automotive maintenance and repair. The set comes with a manufacturer part number and is a great addition to any tool collection for automotive enthusiasts. Serial Number 3968