Re: EDM speed

I read about bits in a trade school textbook which cut square
holes. They looked like reemers except had three flutes and rotated
off the centerline with another fixture attached to the drill
press. That doesn't apply to this user group but might head you in
the right direction. Charles Hixon

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "JohnW" <John.Walker@a...>
wrote:

> I need a 1/8" square hole about 1/2" deep in steel to hold a

cutting

> bit. The bit will be held in with a set screw so dimensions are

not

> overly critical. Would the simple "light bulb" EDM be capable of
> this and if so how many minutes or hours would it take? I can

drill

> a 1/8 through hole first and can probably find a way to circulate

the

> fluid through it.
>
> Or should I give up now and change the design to a round hole?
>
> Thanks
>
> John