Bare Copper Artistic Wire Large Wire Crimp Connectors Variety Pack. Total of 24 pieces. 8 pieces of each size: 1.5mm, 2.0mm, 2.2mm. Artistic Wire Large Wire Crimp Connectors are the perfect cold connections to join large gauges of Artistic Wire together. Perfectly calibrated for 12, 14, and 16 gauge Artistic Wires, you can also use them for Artistic Wire Braid, 12 gauge Aluminum Wires, and to join multiple strands of smaller gauge wires. To use, place one end of the wire that you are joining half way into the Crimp Connector. Place the other wire in the opposite end so that the wires meet in the middle. Gently squeeze one side of the crimp then the other for a secure connection. TIP: Use alcohol ink or a paint pen to color the silver connector to match your wire color. These crimps have thick walls and smooth, round edges specially designed for connect large gauge wires.