ATD Tools 5464 Bubble Flaring Tool Kit Designed for crack-free bubble flares on soft steel tubing used in automotive brake systems Forged steel yoke Flaring bar and all the adapters needed for ISO bubble flaring Blow molded case for storage Includes 4 dies--4.75-, 6-, 8-, and 10-millimeter adapters Weighs 2-pounds, 10-ounces