It is on a boat after you complete the elete 4 on gold and silver when you get on the boat a old man will ask you to find his daughter after u find her he will reward you with a metal coat so that you can evolve schyther or onyx to steelix hope I helped :)
-in s.s aqua
-it is held by wild magnemite
-it is held by Maggie (power plant)
-you can get it in the pokeathlon dome on Friday
shops
You have to give it a metal coat and trade it.
You have to link trade Scyther while it holds the metal coat to get a Scizor!
You must Trade Onix while it is holding a Metal Coat in order to Evolve into a Steelix.
Onix needs the Metal Coat in order to evolve into Steelix once it is being traded and in Pokémon Gold, Silver, Crystal, HeartGold and SoulSilver it could be found in the SS Aqua. In Pokémon FireRed and LeafGreen the Metal Coat could be found in Memorial Pillar and Trainer Tower. The Metal Coat would be found on Iron Island in Diamond, Pearl and Platinum while it would be available in the Clay Tunnel and in the Chargestone Cave in Black 2 and White 2.
You find a metal coat near the memorable pillar on five island.
You have to give it a metal coat and trade it.
he evolves with a metal coat when you trade him
Make it hold a Metal Coat and trade it. I recommend you to ask someone to trade Scyther with a Metal Coat to you.
Someone has to trade you an Onix while it's holding a Metal Coat.
By trading it while it's holding a metal coat. You can get a metal coat as a prize at the pokeathalon or you get it from some guy, but i can't remember who.
You have to link trade Scyther while it holds the metal coat to get a Scizor!
You need to give it metal coat and trade to evolve it to Steelix.
scyther evolves when its been traded while holding a metal coat
it needs an item like um....metal coat or something to evolve
Get an onix have it hold the item metal coat then trade it to someone then take it back it will be a steelix now.You catch an onix then trade it while it's holding metal coat.
Sorry, but it doesn't evolve unless you give it a Metal Coat to hold and then trade it.
You must Trade Onix while it is holding a Metal Coat in order to Evolve into a Steelix.