On 2011-12-30, Jim Wilkins wrote:

"Ignoramus23709" wrote

This is very nice to know. I will pick a few hopelessly busted end
mills and will try sharpening them.

i

When I salvage a chipped end mill, rather than wear down the surface grinder
wheel I grind the end flat on a pedestal grinder and rough out the 30 degree
back relief.

jsw



Jim, I thought to use them for practice, they would stay chipped, but
I can sharpen some edges.

i