Do it Standard & Metric Tool Set, 83-Piece is the for mechanics seeking a comprehensive and versatile collection of tools. This set includes a wide range of sockets in both SAE and metric sizes, featuring 1/4" and 3/8" drive options with 6 and 8 point configurations to fit various fasteners. It comes equipped with a 3/8" drive ratchet handle, extensions, a spark plug socket, and an adapter to cover multiple applications. Additionally, the set contains a ratchet screwdriver and an assortment of 1" screwdriver bits with a bit holder for convenient use. For hex key needs, it both SAE and metric hex key wrenches, each with an organizer to keep your tools neatly arranged. This all-in-one tool set is designed to meet the demands of professional and DIY mechanics alike, providing reliable performance and durability. Model Number: HM85