Best Metal Rulers for Drawing and Measuring – ARTnews.com
Officemate Classic Stainless Steel Metal Ruler, 15 inches with Metric Measurements, Silver, 15 L x 1.25 W (66612): Amazon.com: Tools & Home Improvement
Stainless Steel Ruler and Metal Rule Kit with Conversion Table (Silver, 12 Inch, 6 Inch) - Amazon.com