YIXISI 200 PCS Electrical Wire Connection Screw Twist Connector Cap, Closed End Cap, Spring Insert Twist Nuts Caps Screw Terminals Connection Assortment Set with Box

• High Quality Material: The wire nut connectors are made of a flame retardant material that prevents the wires from contacting other wires or exposed metal surfaces, resulting in dangerous faults or short circuits.
• Easy to Use: Safely connect wires without soldering or electrical tape, spring insert ensures a stable connection when working on wiring projects, reusable, safe and reliable.
• Security Tools: Tough thermoplastic shell shields can against environmental extremes, temperature rated at 221°F (105°C) maximum.
• Easy to Store: Our screw-on wire connector assortment packed into a divided storage box to keep the different wire connectors separately. Covenient to storage and use.
• Widely Used: The twist on electrical connectors are great for home theater, marine wiring projects, househould wiring projects, speaker wire, stereo wiring, automotive, househould wiring projects, commercial or residential applications and etc.

Specification: Material: Thermoplastic plastic housing, galvanized carbon steel spring. Color: blue, gray, orange, red, yellow. Size: As show in the picture. Voltage: 300V/600V. Temperature: 105C. Package Includes: 40PCS × Grey AWG: #22 - #20; 40PCS × Blue AWG: #20 - #18; 40PCS × Orange AWG: #18 - #16; 40PCS × Yellow AWG: #14 - #16; 40PCS × Red AWG: #14 - #12. Note: 1.Due to manual measurement and different screen settings, please allow a slight size and color error. 2.Pay attention to safety when installing wire connectors.