Originally Posted by
David Tollefson
I use a chainsaw chain file -- thinner, and does a very nice job, easy to find that shape then fair it out to the tube. Also, you can drop some silver (Fillet Pro works well) in those low spots without causing much of a heat cycle.
I too use a chain saw sharpening file but more for final finishing the roughing out lumpy fillets. I too use silver for filling small pocks and low spots. But silver doesn't build up much (unless you have really nice heat control or go to 45%) Still good advise to try. Andy