Staedtler Flat Scale, 12 Inch Architectural Scale Ruler, 56189-10BK

Staedtler Flat Scale, 12 Inch Architectural Scale Ruler, 56189-10BKFeatures multiple imperial (inch) scales for making or measuring reduced scale drawingsGradations featured: 1/8", 1/4"; 3/8"; 1/2"; 3/4", 1"; 1.5" and 3", displayed on two bevelsHigh contrast black gradation markings are etched into the ruler for long lasting, easy readingThis durable straight edge ruler is sturdy yet light weight plastic for on-the-job safetyA professional-level ruler scale for drafting, engineering, and blueprint reading