Sealey 1/2" Drive Magnetic Hexagon Spark Plug Socket 1/2" 21mm

The 21mm magnetic spark plug socket with 1/2" drive is designed for larger spark plug applications typically found in commercial vehicles, older engines and certain performance applications. This larger diameter accommodates the bigger spark plug bodies whilst maintaining the same professional quality and magnetic retention that makes spark plug servicing efficient and frustration-free. The magnetic feature is particularly valuable when working overhead or in awkward positions where maintaining