Não consigo soldar, a solda não pega no ferro de solda, POSSO LIXAR? TESTANDO ESPONJA NA LIMPEZA
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The 10 biggest mistakes using the soldering iron!!
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Unlocking The Secrets Of Soldering! Put Salt On Soldering Iron and Amazing Results
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Make a Mini Spot Welding Machine for Lithium Batteries a $0 - DIY
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Como Soldar Corretamente (AULÃO Completo Para Iniciantes Em Conserto de Celular)
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Simple induction heater. How to make induction heater from welding machine .
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Few people Know this method of Soldering! Add salt to the soldering iron and be amazed!
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