A ruler with markings on one edge in millimeters and centimeters on the opposite edge. The other side has elementary equivalents and conversions. Opaque white flexible plastic.
Rulers Archives - Page 2 of 3 - Showcases
Westcott Metric/Inch Ruler, 30cm, 12, Opaque (M-109) : Tools & Home Improvement
Westcott - Measuring
Westcott 12/300mm Raised Grip Aluminium Ruler with Fiji
Vintage Wooden Ruler - Israel
Foldable Ruler - New Zealand
Westcott Metric/Inch Ruler, 30cm, 12, Opaque (M-109) : Tools & Home Improvement
Westcott - Measuring
Westcott 10ths/Metric Beveled Ruler, 12-Inch/30cm (B-65), Clear : Tools & Home Improvement
Where is the 7mm measurement on an American ruler? - Quora
Westcott Metric Ruler, 30cm, Transparent (M-108) : Tools & Home Improvement
Westcott Metric/Inch Ruler, 30cm, 12, Opaque (M-109) : Tools & Home Improvement