The Snap On Compatible 3/8 Drive 2-1/16 Friction Ball Universal Joint is a high-quality, SAE socket type tool designed for use with 3/8 inch drive sizes. Made in the United States, this single item features a durable chrome finish and is specifically tailored for universal/swivel applications. With the manufacturer part number FU8A, this product is a reliable choice for those seeking a reliable and durable addition to their tool collection.