MC 4 Male and Female Solar Connectors Crimping Tools Adopt high precision . Ratchet mechanism for complete crimps. MC 4 has 1.2 metric tons pressure at crimping force with minimum hand effort. EDM crimping jaw ensure an accurate crimping result. TRP + PP Handle material and ergonomically handle shape reducing the working fatigue. AWG – 14 – 10 AWG Capacity: 2.5/ 4 /6mm².