The KNIPEX HZ880MGT-18 Spark Plug Socket is a 1/2" drive tool specifically designed for spark plug applications. Constructed from durable chrome vanadium steel, this socket ensures longevity and resistance to wear. With a size of 18mm, it fits most standard spark plugs, making it essential for automotive maintenance. The deep design allows for easy access to recessed spark plugs, while the polished finish provides corrosion resistance and easy cleaning. This spark plug socket is perfect for both professional mechanics and DIY enthusiasts, ensuring reliable performance.