Features Durable CRV Material: The 3/8 inch drive spark plug socket is made of chrome vanadium steel(CRV) material, strong and durable, the surface is chrome plated to improve strength, hardness and wear resistance. Metal Retainer For Fix: This spark plug removal tool is designed with a metal retainer to hold the spark plug in the socket, not easy to slip. Remove 12 Point Spark Plugs: This spark plug socket can be used for removing 12 point spark plugs from some compatible vehicles, port size is 3/8in, versatile and convenient. Perfect Replacement: Spark plug removal tool possess oxidation and corrosion resistance, can be used as a good replacement part for automotive. Universal and Magnetic: Universal spark plug socket come with ultra thin wall and magnetic, possess excellent performance, useful and practical. Specification: Item Type: Spark Plug Socket Material: Chrome vanadium steel Finish: Chrome plated Interface Size: 3/8 Package List: 1 x Spark Plug Socket Package List 1 x Spark Plug Socket