General Tools & Instruments 1201ME 12-Inch Flex Precision Stainless Steel Rule
12" Flex Industrial quality steel rule is precision made with etched fine black graduations for easy reading and long life.  Graduations on side 1 are 16, 32, 64 mm, .5mm.  Graduations on side 2 are 8, 16, 32, 64.  Width 7/8"