Cold Steel Cold Steel is one of the most popular knife brands today. Their blades are made with their own proprietary carbon V (high carbon steel), AUS8A stainless, or, other stainless spring steels, depending on the application. If you are looking for a knife that can meet your needs check out these high quality knives. Their knives are a favorite with many people around the world. Don't accept anything less if you need a knife you can depend on.