Inking templates are essential tools for technical drawings and other creative projects that call for precision. This template contains 42 squares from 0.06" to 1.5". Built in ink risers ensure that your work is crisp and smudge free. Square sizes from 0.06" to 0.38" in increments of 0.02", from 0.38" to 0.75" in 0.03" increments, from 0.75" to 1.13" in 0.06" increments and from 1.13" to 1.5" in 0.13" increments.Details:Gray42 templatesTemplate 1205i5" x 9.5" x 0.03"For use with pen or pencil