Inch and Centimeter Calibrations: The ruler has inch and centimeter calibrations that facilitate your various needs.
Simple Transparent Drafting Ruler: Made of transparent plastic, you can see the underline notes and the number scale is clearly, convenient for you to draw and check the layout.
Flexible & Practical Drafting Tool: Each has a hole for easy hanging, flexible and durable, good for engineer, architect, student, draftsman, artist etc.
