Enamel finish. Pricing includes the English and Metric scale with your straight-line ad copy printed between the scales in one color on one side. English and Metric scaling will be used unless otherwise specified. Unless otherwise specified, factory will ship assorted colors with black imprint. Please call factory for quotation if: (1) Logo over 3" is required, (2) Custom lettering is required or (3) Custom size ruler is required. Imprint Area: Price includes 40 characters and spaces. Over that requires additional charges. Maximum logo height is 1/4". Size is 5/32" x 1-1/8" x 12".