Hi There,
regarding the cutting of a thin silicone adhesive layer to
free a sundial.
I don't think that a thin plain wire would do the job as
silicone is more tenacious than cheese. Further I don't
think that the use of a wire saw as used by campers (or a
diamond dust swa) is advisable as
Terry Dixon contributed:
snip
He used a length of thin multistrand, twisted brass wire
which we can get in the UK for hanging pictures in frames,
I think it is probably universally available. The wire
was attached to a ring at each end for gripping (perhaps
11/2 diameter curtain rings or