Ruler Good flexibility, wear-resistant, built-in scale , precise scale , with a semi-circular protractor .
There are curves within protractor ruler ,Scale in feetInternalDo not wear.
Ruler high transparency, good flexible , bending easily broken
This paragraph ruler function : making, grading, draw a straight line , draw curves , true multi- functionCan scale,More than a footUse , is one of the essential tools of clothing plate