Versatile Sizes:220pcs non-insulated butt connectors in a box,including 6 different sizes (AWG24-8),from small gauge wires to larger ones, these connectors can handle it all Safer Designed:A wire barrier in the centre of the connector ensures balanced compression on both sides and prevents wires from slipping out Excellent Conductivity: Made from pure copper, these butt connectors offer excellent conductivity for efficient and reliable electrical connections Easy to Use: These uninsulated crimp wire connectors are designed for easy installation. Simply insert the wires into the connector and crimp using a suitable tool Wide Application: These butt connectors are suitable for a wide range of applications including automotive, marine, DIY and more