brake lines for mazda

are the brake lines 3/16 1/4 or 5/16? the actual tube. i was gonna buy a role to redo some damaged lines, and a double flare kit of course.

Their 3/16 i believe, it's been awhile since i did mine.

Did the whole truck for $23

wouldnt they be metric?

^ yes they are metric. don't know off the top of my head, replaced mine year and a half ago

5mm i believe