Centaur Blue Steel Oval Peanut Mouth Loose Ring BitOur Blue Steel bits are made of a technologically advanced version of Black Steel (traditional Sweet Iron). Blue Steel oxidizes faster and easier compared to Black Steel. It will oxidize when in contact with air and humidity. This surface corrosion tastes sweet and naturally stimulates additional saliva production, encouraging better acceptance of the bit by the horse. Loose ring bit Blue Steel Oxidizes faster and easier Oxidizes when in contact with