On May 19, 3:28*pm, mlcorson wrote:


I scored some really great square 5 gallon "waterproof" steel military
type boxes with lids that have an 3/8" indent in the metal lid in
which a rubber type gasket material ... My question is how to
remove this material easily,

It wasn't intended for removal. If it seems stiff, it could be
covered with
paint; I'd try some paint stripper first, it might not need replacing
at all. I have some Vietnam-era surplus boxes, THEY haven't
lost gasket elasticity.