hell on (someone or something)
1. To be distressing or unpleasant for someone. This wait has been hell on me. I just want to know if I got the job already!
2. To be harmful or detrimental to something. All this snow and salt has been hell on my suede boots.
hell on
Informal 1. Damaging or destructive to: Driving in a hilly town is hell on the brakes.
2. Unpleasant to or painful for.