150PCS Electrical Wire Caps Wire Connectors Nuts Kit, Insulating Insert Twist Electrical Wire Connectors with Spring, Portable Wire Caps for Quick Connection, Colorful Wire Caps Electrical

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STRONG SPRING DESIGN: These Wire Caps are made of metal spring, which is inserted to ensure a stable connection to each application. Preventing the connection from falling off due to instability. Strong wiring, good conductivity. CONVENIENT to USE : Peel off the plastic casing of the wires you need to connect, twist the wires together, and screw on the wire caps to securely connect the wires without soldering or electrical tape. Reusable, safe and reliable. INSULATION MATERIAL: These electrical wire connectors are made of plastic shell. The nylon shaped shell has thick wall, high hardness and is not easy to aging. It can effectively prevent the unstable connection of leakage box and enhance the safety and insulation. HIGH-COST PERFORMANCE : 150 wire caps assortment kit. Includes 65pcs gray wire caps, 55pcs blue wire caps,15pcs orange wire caps, 9pcs yellow wire caps and 6pcs red wire caps.Special size corresponds to special colors for easy identification and selection. Easy to store and use.Tough thermoplastic shell shields can against environmental extremes, temperature rated at 221°F (105°C) maximum. WIDE APPLICATION: Common sizes are suitable for various wiring projects. Wire nuts twister can be used for home theater, speaker wire, stereo wiring, automobile, ship wiring projects, home wiring projects, commercial or residential applications, etc.