The Snap-On IPFM18B 18mm metric socket is a high-quality, impact socket designed for use with a 3/8" drive. Made by the reputable brand Snap-On in the United States, this socket features a swivel joint for added versatility and a black oxide surface finish for durability. With a 6-point design, this single item socket is perfect for automotive maintenance and repair tasks, offering a reliable and durable tool for professionals and enthusiasts alike.