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Nov 19, 2022
How to do Maintenance for your GVDA GD300 Portable Electric Soldering Iron ?
After use, add appropriate tin to the head of the soldering iron to prevent oxidation
bUse wet sponge, do not have bright water, semi-dry state is best, otherwise the soldering iron head will be easily oxidized.
Do not use flux containing too much chlorine or acid to avoid corrosion of the surface
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