This is the work of Kreatworks, a studio in Phatumthanee, Thailand that specializes in recycled metal art.
The members of the studio have over ten years experience making these steampunk and dieselpunk infused works. The sculptures can range in size from 50 cm to 270 cm, and each one is coated in a lacquer to protect them from rust.
Making them looks like an incredibly complex process. But the resulting sculptures are very cool.
Fittingly, they made this: