The Performance Tool W36139 3 Piece 1/4 Inch Drive Long Extension Set includes three extension pieces measuring 12, 15, and 18 inches in length. Designed for hand tools and specifically for automotive use, this set is perfect for reaching tight spaces and accessing hard-to-reach areas. The 1/4 inch drive size ensures compatibility with various ratchets and sockets, providing versatility and convenience for mechanics and automotive enthusiasts alike. Made by the trusted brand Performance Tool, this extension set is a reliable and essential addition to any tool collection. New open box.