I bought both a double flare (for brake lines, etc.) kit and a bubble
(ISO) flare kit for brake line repairs.
I can make great looking double flares on brake lines but I can't seem
to make any good bubble flares with the other flare kit.
What I'm wondering is whether getting a better branded one, like KD
(maybe Cal Van?) would make any difference?
or this one:
(these have both bubble and double flare tools and parts in it)
or perhaps I should use my double flare tool to make all the
connections except at the beginning and end of the line?
If I give up on making a good bubble flare myself, are adapters
commonly available to adapt beween a metric ISO end and a line I would
custom make myself with standard double flare fittings at the brake
cylinder, and possibly (if I replace the entire length) at the
Thanks in advance. Until the heat goes away I am not in a hurry to do
this, but I was disappointed in the bubble flare kit and it will be
I appreciated the advice to avoid using compression fittings, by the
way, to all of you who said to stay away from those because they
aren't made for such high pressures as in a hydraulic brake system.