Zonie said:I've never tried it and I'm not about to now because I can't figure out why an acid would attack a big flat area like the front and back surfaces of the tooth and would leave the cutting edge razor sharp at the same time.
All of the times I've seen an acid used on a metal part, the sharp edges are the first things to be dissolved and rounded off.
laffindog said:I send worn files out to Boggs Tool Sharpening (do a search for the address)in California. They're good people, good service. It is cheap and they come back sharper than new. I'll send 8 or 10 at a time.
Enter your email address to join: