The 554J-US five star 6 long forming tool forms a J hook in leads up to a .031 diameter with an inside diameter of .060 and an outside diameter of .125Specs amp; FeaturesJ Hook FormingApplication: Designed to forms a J hook in leads up to a .031 diameter, Quality: , Surface Resistivity : 10 ohmssq, Shape: Straight, Material: Carbon Steel, OAL: 6 (150mm), Body Width: 0.42 (10.5mm), Body Height: 0.25 (6.25mm)