The RB713 is a ring terminal insulated with high dielectric-strength nylon for wire range #16 - #14 AWG. An inner bronze insulation grip sleeve lengthens the flexing radius of the conductor and eliminates conductor creep. Length 1.08 inches, .47 inches width, maximum insulation .162 inches, bolt hole 1/4 inches. The terminal is high-conductivity electrolytic copper, electro-tin plated, with color-coded insulation. Recommended tools WT145C, WT145A, T2000, ERG2001.