Swinging for Divorce…

I’m definitely blaming the tubing material, my big muscles put to many dents in it.

I’m also not doing stainless, just OE steel.
Isn't this the part number you screenshotted?

DIY Brake Plumbing Kit with Coil of Tube & Fittings, Stainless

Looks like it's stainless line.

I agree though - steel brake is the way to go. Way easier to work with, and since it's typically zinc coated it'll last longer that you or me.