2 Metaphors for brutality

Unjust and arbitrary fines are imposed by harsh employers so as to filch a portion of their scanty earnings; their time is wasted by unnecessary delay in the giving out of work, or its inspection when finished; the brutality and insolence of male overseers is a common incident in their career.

Brutality was the chief thing written in his face.

2 Metaphors for  brutality