The YaeTek Flaring Swaging Kit form precise and accurate flares and swages. The steel flaring tool set includes an adjustable bar;Sizes of the flaring tool adapters: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4". The flaring tools include 7 swage fittings with outer diameter (OD) tube sizes: 3/16", 1/4", 5/16", 3/8", 1/2", 5/8", 3/4". The swivel is made from chrome-plated alloy steel, the yoke is made from heat-treated forged steel.