I think HeliCoils work pretty good. I have used them in the past. Give
em a look:

http://www.helicoil.in/helicoil.htm

Philski


Helicoils make sense even in new machining.
You're essentially installing hardened steel threads into the softer
tapped metal.

I wonder if it's common practice in any industry.


--

-MIKE-

"Playing is not something I do at night, it's my function in life"
--Elvin Jones (1927-2004)
--
http://mikedrums.com

---remove "DOT" ^^^^ to reply