Good Performance: Copper connector clamps are widely used in wire connection and have many advantages such as flame retardant, insulation, environmental protection, these clamps can be used in garage, auto mechanic, mechanic, workshop, etc. Easy to Carry: The cable rings are well packaged and sorted in a re-sealable transparent plastic box for easy carrying and storage. Good Quality: Wire ring connectors with high quality copper instead of bronze, electroplating, better conductivity, RoHS compliant, and these press terminal connectors do not produce toxic and harmful substances Pragmatic: Use the pressure screw until its size is reduced, the glue flows, fills the gaps in the clamps and is easier to use Packaging: The terminal clamp package includes a variety of terminals in different colors from 22AWG to 5AWG, covering almost all general applications.