LANDUM Rolling Parallel Ruler Foot Inch Metric Angle Rule Balancing Scale Multi-Purpose

Description: Features: 100% brand new and high quality. 12" high-impact plastic rolling ruler. Graduated in both inch and metric. Includes many useful formulas and conversion factors. Also has a built-in protractor, and holes along the top to help draw parallel lines and ellipses. Specification: Material: Plastic Color: Clear Size: One size Length: 30cm(11.81in) Quantity: 1 Piece Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 X Roll Parallel Ruler