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The color coded center groove easily identifies scale graduations. Measurements are precision-etched into a durable laminated plastic for accuracy. Comes in a protective case.
Architectural Scales—Color coded, 3/32; 1/8; 3/16; 1/4; 3/8; 1/2; 3/4; 1; 16. Ruler Type: Triangular Scale; Length: 12"; Material(s): Plastic.
Engineering Scales—Color coded, 10; 20; 30; 40; 50; 60 parts per inch. Ruler Type: Triangular Scale; Length: 12"; Standard Scale: 10"; 20"; 30"; 40"; 50"; 60"; Material(s): Plastic.