A preformed metal brake tube is recommended and preferred for all repairs. However, double-wall steel tube can be used for emergency repair when factory replacement parts are not readily available.

Cut off damaged tube with Tubing Cutter.Ream cut edges of tubing to ensure proper flare.Install replacement tube nut on the tube.Insert tube in flaring tool.Place gauge form over the end of the tube.Push tubing through flaring tool jaws until tube contacts recessed notch in gauge that matches tube diameter.Tighten the tool bar on the tubeInsert plug on gauge in the tube. Then swing compression disc over gauge and center tapered flaring screw in recess of compression disc.Tighten tool handle until plug gauge is squarely seated on jaws of flaring tool. This will start the inverted flare.Remove the plug gauge and complete the inverted flare.