This cast iron repair using 99% nickel rod was particularly tricky to do. The 100 year old porous cast iron falls apart like wet sand when it’s heated to weld… because of that, I do my best to get in a pass, grind away the excess, and run another pass. The @pferd_na CC-Grind View is really nice for this. In the video I’m filming with one hand and grinding with the other so im using very little pressure, even still you can see the precise area that the abrasive is effecting. They aren’t for every