Date: 08/19/2010 Views: 1953
Date: 10/30/2007 Views: 4294
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Date: 05/23/2007 Views: 548701
Straight edges. Ones on left with holes have cork backing, keeps straight shape better. Without cork better for checking curves. Besides Isopropynal removing witness marks on Andair gasculator, it also does a fine job on some rulers!