[TheForge] Drilling hard metal

[Ron Childers]

Another method is using a worn-out drill bit or rod and friction burn the
hole with high speed and pressure. Ron C 

-----Original Message-----
From: theforge-bounces at mailman.qth.net
[mailto:theforge-bounces at mailman.qth.net] On Behalf Of Bruce Freeman
Sent: Thursday, April 20, 2006 12:45 PM
To: theforge at mailman.qth.net
Subject: Re: [TheForge] Drilling hard metal

Why not use the same trick used for drilling rock and glass:  An
abrasive material driven by the end of a copper rod in a drill press. 
Can't get any cheaper than that.  I haven't tried it myself, though.

Bruce
NJ

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