This 14‑piece nut and bolt extractor socket set contains 13 different size extractor sockets and one drive adapter. Constructed from high strength Cr‑Mo steel the tool set delivers outstanding durability and wear resistance for repeated heavy‑duty work. Adopting reverse spiral flute structure the sockets can firmly bite onto rounded rusted frozen and stripped nuts and bolts for efficient removal. The included adapter converts 1/4 inch hex to 3/8 inch square drive which fits drills ratchets wrenches and impact drivers. It covers both metric and imperial sizes to handle various broken fasteners. The matched hard storage case keeps all components well organized and easy to carry. Suitable for automotive service mechanical workshop and home maintenance applications.