Originally Posted by
Mattfletcher
lol, lets say Ive got a surprise to leave in someones fuel tank that I don't want them to know about till they're using (or trying to rofl!!). Hence why I need to open it from the outside without access to the inside and causing little or no damage. As to not ruin the surprise for them..
you do realise thats why they put a lock on them so nobody can do what you wanna do without damage.