Donate: BTC:384FUkevJsceKXQFnUpKtdRiNAHtRTn7SD ETH: 0x20ac0fc9e6c1f1d0e15f20e9fb09fdadd1f2f5cd 0:00 Tip overheating problem 1:24 Wiring a diode in series with the heating element 2:10 Chosing correct tip size and solder wire gauge 3:11 Nickel plated tips