I wrote a Tech Tip on flaring brakelines.

I disagree that you need an expensive tool. The cheap tool will do just fine to do one or two trucks over your lifetime.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.