ITEM NAME:100x 4 Holes 773-104 Electrical Push Connector Wire Cable Block Terminal CNA.Guide Strip Electrolytic Copper (Surface Tin Plating). [Applicable Wire] Single-Strand Hard Wire 0.75-2.5mm^2;Multi-Strand Hard Wire 1.5-2.5mm^2. Material: Plastic Copper. We want to make sure you are happy with our item.