No Need to Spend a Fortune Having Your Old Corroded Brake Lines Replaced When This Kit Will Enable You to Make Them Yourself For A Fraction Of The Cost The SAE tool will make the correct factory specification metric 4.75mm Male bubble flares use on nearly all new makes and models and all German cars The Unions are 10mm x 1mm Male and double Female so can also be used to replace and add small sections of line that are corroded as the tool can be used on the vehicle on the original lines If you feel you need something else adding to the kit or would like a different specification please contact us via ebay messaging and we can build a custom kit just for you Full range of Securon Seat Belts & accessories available in our store just click on the image to view and please feel free to call to.