An effective and simple to use tool, accessing it to reach plugs without problemWrench Shape: Double sleeveIt is a specialized tool for manual disassembly spark plug, when used according to the spark plug and spark plug assembly position hexagonal size, choice of different heights and radial dimensions of the spark plug socket.When disassembly spark plugs, should set a positive spark plugs and then pull the switch, in order to avoid slipping sleeve. -Pull the switch when the spark plug socket, not allowed to freely extended handles to avoid dae to the sleeve.Fitment:Covering most Motorcycle common plugscolour:As shownmaterial:Carbon steelsize:13cm, 16/18mmPackage Contents:1 * Spark plug wrenchOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.