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Helix Ruler

Product Type : Ruler
Item # : HLX36001

Quick Overview

Combined ruler and compass that shows how angles and measurements correspond
Easily draw neat circles with integrated circle templates and graduated increments
Great tool for geometry and easier for young students to use than standard compass
Sturdy construction to sweep the ruler around its center point to make larger circles
Versatile graduations up to up to 12/30cm

$16.87/Box

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