Barrett Engineering Steel - Barrett Engineering Steel Barrett Engineering Steel, black carbon, bright carbon, black alloy, bright alloy, toolsteel, stainless, cast iron, saw cutting, peeling, grinding, forging, heat treatment, boring, deep hole boring, engineering steel bar, forging quality squares Barrett Engineering Steel supply an extensive range of Black and Bright Carbon, Alloy and Stainless products. We also provide a wide range of processing services including cutting, peeling, grinding, boring and heat treatment.