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Triangular Engineering Scale Aluminum Ruler For Architects, Engineers And Students (12 Inches)

Ludwig Precision 8" 30-60-90-Degree Aluminum Drafting Triangle, 83008

Alumicolor Aluminum 8 Inch Calibrated Drafting Triangle, 30/60/90 Degree

Alumicolor Aluminum 12 Inch Calibrated Drafting Triangle, 30/60/90 Degree

Alumicolor Aluminum 6 Inch Calibrated Drafting Triangle, 30/60/90 Degree

Architectural Scale Ruler, Imperial Measurements 12'', Laser-Etched Aluminum Architect Triangular Ruler Black For Architects, Students, Draftsman, And

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