These cheap brake line pliers are the best tool I've ever used for bending up brake lines:
https://www.amazon.com/dp/B011W8K9S6/?tag=fabo03-20
They enable you to make very tight radii. Also, you can flare an end (w/ fitting) and bend it afterwards to get the lines tight to the fitting. I recently used them to bend up all new lines for my 66 Dart. Here are some example of the bends:
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