This vintage Craftsman socket set includes 101 pieces with both metric and SAE measurements. The set includes extension, sockets, and ratchets, making it the perfect addition to any mechanic's or DIY enthusiast's tool collection. The set is made in the United States and comes with a 33101 manufacturer part number. The set features a variety of sizes, including 1/4in., 3/8in., and 1/2in. drive sizes, making it versatile for all your automotive needs. Whether you're a professional mechanic or a DIY enthusiast, this socket set is a must-have. Purchase now and add this high-quality, American-made socket set to your collection.