A common thread repair tool that can repair threaded holes. Good to use with threaded lamp pipes. Mainly used on these applications: chandeliers, pendant lamps, electronic equipment, computers, and DIY project.SpecificationMaterial: BrassExternal Thread: M10Internal Thread: 1/4-28Thread Pitch: 1mmHeight: 12mm / 0.47 inchPacking List: 8 x Brass Thread AdapterAdvantageThe product is made of brass material, providing good durability and stability.Convenient to use, it can convert two different thread.InstructionAll threads body is very easy to use, just thread it into a nut or thread pipe.NOTE: Please confirm the thread size.