The drawing ruler has a built-in roller, the scale is clear, easy to slide, the drawing is stable, not easy to skew, the scale is clear and easy to
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Acurit Rolling Ruler - A Must Have 4-in-1 Tool for Any
【Premium Material】: Our measuring ruler tool is made of transparent plastic; It is light-weighted and easy to carry; Transparent material allows you
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Model Number: 306 A multi-purpose drawing tool made from high impact plastic for students, artists, and designers. Features: Graduated in both
Alvin Drafting 6 Rolling Parallel Ruler
MEASURING ROLLING ROLLER-- Can be to measure angle and draw circle, arc, horizontal parallel lines, vertical parallel lines. ENGINEERS ROLLING RULER
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Roller Parallel Drafting for Processing Scale Ing