Rigid Rule, Thickness 0.04 in, Graduation Marks 1/16 in (Back), 1/64 in (Front), Coating Chrome, Graduation Color Black, Flexibility Rigid, Graduation Mark Style Etched, Edge Style Square, Orientation Horizontal, Folding Rule Type Outside Read, Finish Satin, System of Measurement SAE, Features Non-Glare Surface, Accuracy +/- 0.003 in, Includes Pouch, Rule Type Rigid Rule, Numeric Marks Inches, Numeric Format Decimal, Length - SAE 6 in, Length - Metric Not Applicable, Folded Length 6 in