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C-Thru

C-Thru T SQUARE RULER Westcott JR12

JR-12 /2.1 /158C
$2.99

Measurements in inches and metric. Ruler is transparent plastic for easy drawing and viewing. 12 inches (30cm) long.

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Jennie R. Zachs, a schoolteacher, who saw the need for transparent measuring tools such as rulers, triangles, curves and protractors, formed the C-Thru Ruler Company in 1939 in Bloomfield, Connecticut. C-Thru makes one of the most sought after tools on the market: the T-Square Ruler!
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