lockpicker69 wrote:note the term (resorted to)
You're absolutely right, and the wording was intentional. It would not be a good choice of material for a regular-use tool.
lockpicker69 wrote:hair grips can and will brake/snap and maybe jam things up in the lock.
I would never advocate making
picks out of them... but for the small bit of a tension wrench that you put into the keyway, the risk of a makeshift wrench breaking and "jam[ming] things up in the lock" is fairly remote... certainly no more so than finding a broken street-sweeper bristle on the street and bending a tension wrench out of it.
