this is a very interesting find indeed . I have found lots of similar buckles over the years , I clearly understand now how those buckles were made .
Laurent
you actually helped me solve a ? i had
i had a peice of lead i saved looked odd
then i found a lead button
this odd lead peice had a lead button on it unfinished 8)
they both are about the same size sept the lump has a button sticking out of it