Recently, I was in the TechShop, which is a shared machine membership facility. Usually, there are some end mills in the mill box. They are often not in very good shape, but they do work a little bit. This time, there were only two. One had the end snapped off. It would still work for side milling. The other just had a burned up end. I thought it might be fun to try to see if I could sharpen the end mill by hand on the grinder. There was no dresser available, so the right edge of the...
End Mill Sharpening Attempt
End Mill Sharpening Attempt