Confirmed, they break if you over-torque them. In related news, I’ve ordered a banjo bolt for in-store pick up at O’Rielly tomorrow. I guess the car sits with 3/4 of it’s brakes done tonight :) I’m just glad I was able to easily pull the remnants out.

My first reaction when I realized what happened:

Once I got the line draining into my bucket and the remnants out:

And hopefully how I’ll feel tomorrow after a date and brake completion: