Man charged over Brisbane hammer hold up

A man has been charged over a Brisbane bank robbery in which he allegedly used a hammer and a knife to threaten staff and customers before fleeing with cash.

A male customer suffered minor injuries in the robbery at the Spring Hill Commonwealth Bank Branch on May 13.

A 56-year-old One Mile man has been charged with armed robbery and assault occasioning bodily harm.

He's expected to appear in the Brisbane Magistrates Court on Thursday.