4mm²-6mm² Copper Tube Crimping Lug M4 StudThis copper tube crimping lug is designed for connecting copper conductors to electrical devices, offering high durability and excellent electrical conductivity. Made from electrolytic copper, it has been annealed to ensure optimum ductility and prevent cracking or splitting during crimping. The lug features a tinned surface to prevent oxidation and is designed for use in high voltage applications with a maximum voltage rating of 11kV. Technical