Of nickel,plated electrolytic copper
A03M4NI: Packet of 100 lugs for 0,25 to 1,5 mm² cable – Hole for screw dia 4
A06M4NI: Packet of 100 lugs for 1,5 to 2,5 mm² cable – Hole for screw dia 4
A1M6NI: Packet of 100 lugs for 4 to 6 mm² cable – Hole for screw dia 6
A2M6NI: Packet of 100 lugs for 10 mm² cable – Hole for screw dia 6