There are pull-up bars that use only friction and leverage, that don't require any drilling to install. Here's an example: https://www.amazon.com/Iron-Gym-Total

There are pull-up bars that use only friction and leverage, that don't require any drilling to install. Here's an example: https://www.amazon.com/Iron-Gym-Total-Upper-Workout/dp/B001EJMS6K/ https://www.amazon.com/Iron-Gym-Total-Upper-Workout/dp/B001E... They're a little low and only support <250lbs, but otherwise they are perfectly fine for the average home workout.