Date: 12/16/2006 Views: 4531
Date: 03/02/2009 Views: 4734
Date: 10/16/2010 Views: 5663
Date: 08/23/2023 Views: 693405
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!