Spark Plug Removal Tool, Spark Plug Tool, Spark Plug Socket Wrench, Car Accessories 16mm (5/8") & 21mm (13/16") Remover Installer Tool Kit, Universal T-Handle Spark Plug Wrench for Lawn Mower. [High Quality Materials]: Our spark plug socket wrench is made of high-quality materials, sturdy and durable, not easy to break during use, and has a longer service life.