This vintage Craftsman socket extension is a rare find for any tool collector. With a 6" size and 3/8" drive, it is perfect for working on automotive systems. The socket type is standard, and the system of measurement is SAE. The extension is made by the trusted brand Craftsman, and it has a matte surface finish. This single item set is a perfect addition to any toolbox, and it is a great way to show off your love for vintage tools. The manufacturer part number is BE, and the socket is made in the United States. This specialty drive socket is a must-have for any mechanic or DIY enthusiast.