Good Material: Made of T2 copper tubular, electro-Tin Plated for Corrosion Resistance Features: Electrical splicing non-insulated butt splice connectors are built with a wire stop barrier on center, ensures the effect of compression Performance good: Easy to connect with electrical wire and strengthen its reliability and safety Quantity: 100 pcs 22-16 AWG uninsulated butt connector Widely application: Our non-insulated butt connectors are used widely in the wire connecting in the machinery, electric power, railway, shipbuilding, aviation, home appliance, computer or other automatic equipment.