The P4-14R-E is a Ring Tongue Terminal made of copper with tin plated finish. The P-series brazed seam uninsulated loose piece ring terminal accepts 4AWG wire and 1/4-inch stud hole. The Ring tongue design assures a secure connection in high vibration applications. The internal barrel serrations assure good wire contact and maximum tensile strength. The brazed seam protects terminal barrel from splitting during the crimp process. The barrel of terminal is internally beveled to provide quick and easy wire insertion. This terminal can be installed by the CT-1701, CT-2600 with die insert and CD-2600-P4 tool.