"Jim Wilkins" wrote in message
...
On Jan 3, 1:53 pm, "Bob La Londe" wrote:
...
Here is my problem. I Can turn down to about .250 with no problems. Since
the cap on the pin is .383 that part is easy. The shaft of the pin is
.204
however. Whenever I get down to about .225 - .230 the tool bit wants to
climb down under the work piece. At this point several things go wrong
all
at once. ...

HSS, honed sharp after grinding, at center height, removing ~0.005 per

Wow, that's pretty aggressive. I have been only removing .002 .003 per
pass. I will try a much faster turn rate as one poster suggested.

pass. Support the work with the tailstock.

I need to get some center drills I guess.

I've made stainless #0-80
screws 1.25" long that way.

With my beginning level of skill that task looks all but impossible. I am
impressed.