Steel Rule, Thickness 0.05 in, Graduation Marks 0.5 mm, Coating Chrome, Graduation Color Black, Flexibility Rigid, Graduation Mark Style Etched, Folding Rule Type Not Applicable, Backing Material Not Applicable, Finish Satin, System of Measurement Metric, Features Quick Reading, Rule Type Rule, Numeric Marks Millimeters, Numeric Format Decimal, Length - SAE Not Applicable, Length - Metric 300 mm, Width - SAE Not Applicable, Width - Metric 25.4 mm, Graduation Units Millimeters