Arnold Spark Plug Wrench is designed for easy removal and installation of spark plugs in small engines, especially those with overhead valves. This extendable wrench features a double-ended, hexagonal head with plug sizes of 3/4", 5/8", and 13/16", providing versatility for various spark plug types. Its extended reach makes it convenient to work in tight spaces, ensuring efficient maintenance of your engine. The wrench comes packaged individually on a card for easy storage and handling. Model Number: 490-850-0018