Roggenrola evolves into Boldore at level 25. You can evolve Boldore into Gigalith by trading it.
Roggenrola evolves at level 25 to boldore. Boldore evolves into Gigalith when you trade himh.
Boldore evolve from trading into Gigalith.
Gigalith does not evolve. Boldore evolves to Gigalith when you trade it, rather than at a specific level.
Boldore evolves when you trade it.
Roggenrola evolves into Boldore at level 25. You can evolve Boldore into Gigalith by trading it.
boldore evolves to level 34
Boldore evolves when traded to another person, it will evolve when it arrives.
Bodore evolves into Gigalith when you trade it.
I presume you have misspelt Boldore in your question. Boldore does not evolve at a level but when traded for any pokemon. It evolves into Gigalith, the one who receives the Boldore in the trade keeps it unless it is traded back.
Roggenrola evolves at level 25 to boldore. Boldore evolves into Gigalith when you trade himh.
Boldore evolve from trading into Gigalith.
He evolves into Boldore starting at level 25.
Boldore does evolve. It evolves into Gigalith when you trade it.
It evolves at level 25 then boldore evolves by trade
Boldore don't evolve through levelling up, they evolve through trade, so find another person who has the game and trade with them, and when you get it back, you'll have a Gigalith!
Boldore evolves into Gigalith only by trading. So you will have to find someone to trade back and forth with so that he will evolve.