[TheForge] Re: was orifice size now drilling copper

[Grover Richardson]

At 05:58 AM 4/12/2002 -0700, you wrote:
>Thanks for correcting me. The orifice size is a #60.  I broke a lot of 
>these size bits before i drilled the hole larger and riveted a piece of 
>copper in the hole, copper is much easier to drill.

So long as you keep a steady push on it.  I've drilled 3/4" diameter holes 
in solid copper rounds to 2.5" inches deep, and then tapped them.  If you 
let it work harden on you, you are in serious trouble.