On Wed, 05 Mar 2008 21:42:57 GMT, Grant Erwin
wrote:

you could simply buy a circle cutting attachment
==========
Hey this is RCM -- You can *MAKE* a circle cutting
attachment....

Looks like the hard item might be the strong magnet for the
pivot.

for some store bought units
https://weldingsupply.securesites.com/Airforce250a.pdf
http://store.weldersource.com/hycicugu.html
http://www.thermadyne.com/IM_Uploads...yer%209-06.pdf
http://www.thermadyne.com/IM_Uploads...maCutLTInd.PDF
http://www.weldingsuppliesfromioc.co...-CIRCLE/Detail
http://www.thewelderswarehouse.com/W...Guide_Kit.html
http://www.millerwelds.com/education...article97.html




Unka' George [George McDuffee]
-------------------------------------------
He that will not apply new remedies,
must expect new evils:
for Time is the greatest innovator: and
if Time, of course, alter things to the worse,
and wisdom and counsel shall not alter them to the better,
what shall be the end?

Francis Bacon (1561-1626), English philosopher, essayist, statesman.
Essays, "Of Innovations" (1597-1625).