GearWrench 3/8 Inch Drive 6 Point 11 Inch Magnetic Swivel Spark Plug Socket 5/8 Inch

Swivel design provides better access to hard to reach spark plugs;Off-corner loading design reduces fastener rounding;Magnetic insert holds plug for removal and installation;Rubber insert protects spark plug and centers the socket;Designed for use with a 3/8" square drive tool