Double Flaring Tool Kit, aluminum, soft steel and brass Flares 5 sizes of copper, aluminum, soft steel and brass tubing: 3/16", 1/4", 5/16", 3/8" and 1/2". s. Includes yoke with sliding handle, bar assembly and 5 adapters. For double or single flares up to 45°. Full instructions provided. Supplied in a durable, plastic molded storage case.