Description
A liquid that you brush or rub onto solder to chemically change the colour from silver to black. Note that the solder needs to be fresh, or well rubbed with fine steel work for best results
A liquid that you brush or rub onto solder to chemically change the colour from silver to black. Note that the solder needs to be fresh, or well rubbed with fine steel work for best results
Colour | Black, Copper |
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