4pcs 0.5mm 0.7mm 1.0mm 1.5mm Silver Copper Metal Welding Rods Soldering Wire

The color of the soldering rod is yellow because it contains copper. Great welding rods for jewelry making. 4 Welding Rods. Made of silver, copper, aluminum alloy materials, more durable in use. Material: Silver, Copper, Aluminum Alloy Materials.

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