R A Bennell wrote: > > Just a note of warning. If you choose to use heat to break it loose be > careful. I used heat to help get a brake hose fitting loose and the hose > literally blew off.
For a caliper bleed screw, if you disassemble the caliper and heat it to red around the bleeder, you should be fine. Brake fluid and rubber don't live at temperatures which have meaningful affect on iron.