KTC Spark Plug Socket, 3/8dr. 20.8mm, Model B3A-20.8
KTC Spark Plug Socket, 3/8dr. 20.8mm. Magnetic inset holds plug in place. Also it has a hex drive end where a wrench or socket can be used for confined spaces. Personaly my favorite Spark Plug Socket of all makes. High Quality and Made in Japan.