A set of 2 specially dimensioned Bi-hex injector pipe gland nut sockets. The sockets outer dimensions have been significantly reduced to ensure you can easily make full contact with the 17mm and 18mm pipe nuts found used on Piezo style injectors with top mounted pipes. Applications include: 17mm & 18mm injector pipe gland nuts found across the Volkswagen Group, Mercedes-Benz & BMW ranges. 3/8"D sockets, sizes: 17mm (23mm O/D) & 18mm (24mm O/D) Bi-Hex (12pt) profile. Length: 63mm. Slot width: 8mm (approx.). Manufactured from chrome molybdenum. Specifically designed with reduced overall length & O/D when compared to other gland nut sockets. Can also be used on brake line & cable gland nuts. General Information Manufacturer: LASER TOOLS Quantity Per Package: 1 Square Drive Tang Size [mm (inch)]: 10 (3/8") Number of Parts [parts]: 2 Length 1 [mm]: 63 Socket Width [mm]: 17 Socket Width 1 [mm]: 18 Surface: Chromed Material: Chrome Vanadium Steel Colour: chrome OEM Numbers: