Flexible Curve Ruler – 30–60cm, Dual Scale for Sewing & Engineering

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Flexible Ruler 36 Inch 90cm Curve Ruler for Engineering Drawing Blue

Durable 24 Inch Flexible Curve Ruler for Accurate Drawing and Sewing Projects

24 Inch (60cm) Flexible Curve Ruler Flex Design Rule, Ideal for use: engineering

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Pacific Arc Flexible Curve Graduated 24 Inch Ruler with Inking Edge, for Drawing

Mr. Pen- 6 Inch, 2 Pack, Pocket Size Ruler, Small Architectural Scale