[–] Call_Me_Kelly 0 points 0 points 0 points (+0|-0) 5.3 years ago
Did this all the time when i worked on aircraft, it worked like a charm.
[–] Greysage 0 points 1 point 1 point (+1|-0) 5.4 years ago
Agreed. A small nail file would be my next step if that doesn't work. Oxide grease is good to smear on car battery terminals to prevent corrosion/oxidization.
[–] Call_Me_Kelly ago
Did this all the time when i worked on aircraft, it worked like a charm.