Includes 5 adapters: 3/16", 1/4", 5/16", 3/8", and 1/2". Chrome swivel, made of alloy steel reduces friction. Forged yoke made of heat-treated steel. Designed for double or single flare in copper, aluminum, soft steel brake line, and brass tubing (to 45 degrees). Housed in a blow-molded storage case. Weight: 2 pounds, 8 ounce.