The 907-104A five star 5.5 transistor forming pliers is designed for TO247 package lead forming. Leads 1 and 3 will be formed at .150 from the body, lead 2 at .30 from the body. It Features: soft cushioned ESD safe (10 ohmssq) ergonomic grips with dual leaf springs for smooth action.Specs amp; FeaturesTransistor FormingApplication: Designed for TO247 package lead forming, Quality: , Surface Resistivity : 10 ohmssq, Material: Carbon Steel, OAL: 5.5 (137.5mm), Body Width: 0.43 (10.75mm), Body Height: 0.26 (6.5mm)