Ring Terminal, Nylon Insulated, 12 - 10 American Wire Gauge (AWG), No. 10 Stud Size on Reel. Continuously molded design provides reliable, consistent performance through the applicator for a high quality termination every time. Ring tongue design assures a secure connection in high vibration applications. Metal insulation grip sleeve crimps to wire insulation, providing protection to the crimp joint during high vibration applications. Internal barrel serrations assure good wire contact and maximum tensile strength. UL Flammability UL 94V-2/HB, maximum insulation temperature 221 degrees Fahrenheit (105 degrees Celsius). UL and CSA rated up to 600 Volts per UL 486A/B.