The phrase "little tin" refers to something small and insignificant, often used to describe an unimportant object or a person with no power or influence.
Sentences with «little tin»
So «good» in that context meant things ran smoothly, attendance and giving were up, but, people were in effect little tin soldiers. (nakedpastor.com)
It came with four dyes in a cute little tin. (dessarts.com)