you go to your bag select steel coat go down to give and it will have it.
When held by a Pokémon, the Metal Coat boots the power of Steel-type moves.
The evolution of onix is steelix which you can get by trading it with a steel coat
Trade Onix with the steel coat item to evolve it.
Sometimes wild Pokemon are holding it, such as: Bronzor, Bronzong (that is where I found a metal coat for myself), and I think maybe beldum? I hope I've helped! .:Funkeheap15>.<:.
alot!like machoke,kadabra,graveler,onix with steel coat,and haunter.
On one of the last Islands outside Kanto there is a guy who gives you one I think. There is also a slim chance that Steel Pokemon holds one.
You can get one from Byron on Iron Island. Some wild steel pokemon might also be holding them.
coat
Onix evolves into Steelix when it is holding a Metal Coat and traded to someone else.
I'm not exactly sure, but I do know a site that has anything imaginable that is Pokemon related on it: www.serebii.net I'm sure they have the answer
Scizor is the evolved form of the Pokemon Scyther. It evolves when traded holding the item Metal Coat and becomes a Bug and Steel type.
Onix doesn't evolve through leveling. But, make him hold a Steel Coat, and he will evolve into a Steelix!