Fot the Steel Thorn Bracers there's a formula i havent prove it, easy:
Demon Gloves + Copper Crest + Sea Armor + Alchemy Book I
i don't know the Alchemy Book I is necesary, for the price that this bracers is selled.
The other two i don't the formula, but the Jade Helmet has a Titanium base.
Bye
Spoiler:
Dragon Cave:
