General Tools & Instruments 311ME 6 Flex Precision Stainless Steel Rule with mm inch Comparison Graduation
This 6"  Flex Precision Economy priced stainless steel rule has etched black graduations for easy reading and long life.   The graduations on side 1 are mm and inch.  The graduations on side 2 are comparisons.  The width is 3/4".  Designed for metric/English comparisons.