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Mainspring conversion formula, Dennison Vs. Metric "Click" to Login or Register 
Enzo Liguori
posted
Hi,

books normally show Dennison sizes while in shops only modern metric sizes are available , here are conversion formulas to convert D -) M

rgds

http://germanwatch.proboards43.com/index.cgi?action=dis...al&thread=838&page=1
 
Posts: 285 | Location: Rome, Italy | Registered: May 19, 2005
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