Thread: Making a 20" Gregorian.
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  #34  
Old 21-07-2018, 04:10 PM
Wavytone
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Wavytone is offline 		 
Join Date: Jul 2008
Location: Killara, Sydney
Posts: 4,147
Ha... I was going say hang angle grinder at the end of a pendulum length = desired radius and let it swing !

Only snag is angle grinders don’t play nice with water
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