Homemade Extremely Hot 12v Soldering Iron From Spark Plug || Chế Mỏ Hàn Nhiệt 12v Nóng Từ Bugi Sấy

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Today I will guide you to make a simple soldering iron from a cheap 12v spark plug, extremely hot and easy to make. HT Channel wishes you success.

[@lienphanthi9779]

Tuyệt vời

[@handucthang88]

very gút

[@ga28282]

what was the problem with the original soldering iron

[@nhercalma509]

that's not a spark plug, it's a glow plug, use by diesel engine. spark plug is for gasoline engine.