For Best Results.

[OldnEK]

The cleaner the metal the better, that goes for MIG, TIG and Oxy.
If using Oxy, you can use the TIG rods ER70s, but clean the copper coating off with steel wool for better results.

[Kiwi john]

Thanks Johnny
Do you clean the rods down with thinners or anything

Cheers j l

[OldnEK]

No, Just Steel wool.

[RockHillWill]

Good advice. I would not have thought of that. Thanks for sharing.