That's a pretty strange response to a simple question.
I wrote more articles on big bore rifles in Oz than all the other writers combined. How would you like me to condense that into a response.
seriously, I'd be glad to offer some advice if you have a question? Generic language is not a question so if you will be more specific in what you want to know, I'd be glad to help.
What bullet are you interested in shooting in your .458?