Complete Nut Kit Package: the package includes 15 sets of wire connector nut kits; Includes 15 connect terminals, 30 fixing screws, 15 heat shrink tubing and a hexagonal wrench to cater all your wire connection needs Versatile and Functional: these wiring connection terminals have an inner diameter of 0.12 inches and a length of about 0.59 inches; Suitable for 10 AWG, 12 AWG or below; This versatility makes it the ideal choice for wire connections Solid Copper Construction: enjoy good conductivity and heat dissipation with this wire connector nut kit; Made of thickened copper material, its strong conductivity ensures the wire connections operate at their efficiency Resistance and : each wiring connection terminal is treated with an anti oxidation, pickling process; This treatment ensures your connections remain rust free and don't deteriorate over time Simple and Quick Installation: experience a hassle free wire connection set up with no crimping needed Colour:As Shown Material:copper Package Contents: 1 * wire connectors set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.