Date: 05/13/2007 Views: 2474
Date: 12/31/1969 Views: 2680
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Date: 08/23/2023 Views: 83639
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!