It is about connecting your body and machines or mechanical parts - a kind of entanglement, mostly with negative touch. Usually occurs on the arms, legs, and elsewhere. This is a favorite tattoo of bikers, but recently it has become a very fashionable motif for different groups of people looking for something special, original.
This tattoo is called surrealistic, its author is a Swiss artist. HR Giger (attacker creator). This is a relatively new motive, inspired by sci-fi motives, it can also remind someone of steam, or rather biopunk. Since this tattoo is brand new and many do not have it, it gives its owner a touch of originality.