Cogmium

"Even using cadaver material, reconstruction is hopeless." "I disagree. The Cogmium steel reinforcing framework is-" "Can't replace pulverized vertebrae, Dr. Oyama."

- Surgeon and Kenji Oyama

The Cogmium Steel is a rare and valueable metal common at the black market.

Keys from Black Market
"We'd been in the van for donkeys, me and this joker. Fifty keys of black market Cogmium steel in the back."

- Lance Hunter to Melinda May

During one of their missions, Lance Hunter and Spud managed to flee the scene in the van for donkeys. Their mission was successful by the way, as they escaped with the fifty keys made by Cogmium steel from black market.

Benjamin Poindexter's Treatment
Cogmium steel was used by Kenji Oyama to create a reinforcement framework for his experimental surgery. As he was tasked to treat paralyzed Benjamin Poindexter, Oyama replaced his pulverized vertebrae with the framework made by Cogmium, allowing for the spine to be repaired properly.