On Wed, 18 Nov 2009 14:10:16 +0000, Rob Horton wrote:

Wonder how well it would resist a battery powered angle grinder?

They are diecast zinc, a well aimed blow with a hammer would have it
of the wall. Or a cold chisel in the hinge or gap have it open.

Having it out of sight means that a scroat can "play" with it without
passers by or neighbours seeing anything.

--
Cheers
Dave.