Date: 09/28/2004 Views: 6258
Date: 06/28/2005 Views: 5736
Date: 12/31/1969 Views: 4603
Date: 08/23/2023 Views: 789489
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!