* Professional tool for commercial or occasional use
* Fast and effective remedy for damage to cylinder head glow plug threads
* Rethreading kit for 8mm / 10mm and 12mm glow plugs.
* Essential tool for alloy cylinder head
* 4 sizes of threaded adaptors for common sizes of glow plug.
* Tap size:M14x1.25mm,M12x1.25mm,M12x1mm,M10x1.25mm,M10x1mm,M8x1mm
* Replacement Inserts(Packs of 5): M8x1mm,M10x1mm,M10x1.25mm,M12x1.25mm
* Manufactured from chrome vanadium with a black phosphate finish.