This Craftsman 3/8in Drive 5/8in socket is a top-quality tool made in the United States. It comes with a lifetime warranty and is perfect for any standard socket type use. The chrome surface finish makes it durable and resistant to wear and tear. This socket is a single item set and comes with 2 pieces. The 12-point drive type and SAE system of measurement make it easy to use and the size of 5/8in makes it versatile for many different applications. The manufacturer part number for this socket is Z-AL 44335. This Craftsman socket is a great addition to any automotive tools and supplies collection.