DT lug is made of copper with bright surface treatment and it has at least 99.5% purity. It is used to connect the copper conductor end.

DL lug is made of aluminum with bright surface treatment and it has at least 99.5% purity. It is used to connect the aluminium conductor end.

AUL lug is made of aluminium with tin-plated 15 um. It used to connect aluminium conductor end and can be easily installed by a spanner rather than a hydraulic tool. The special eccentric design for round conductor ensures enough anti-wrench strength and conductivity. the barrel capped is filled with joint compound to avoid oxidization.