4pc Spark Plug Socket Set 3/8Inch Drive 14 16 21mm & 16mm Thin Wall by WinHolder
【14mm, 16mm, & 21mm Sockets】: Versatile range of sizes to fit various spark plugs. Quantity：4PC. 【 16mm Thin Wall Socket】 : Specially designed for tight clearance areas. 1 x4pc Spark Plug Socket Set.