300mm Professional Architect Three-edged Ruler 3 Color-Coded Grooves Available with Protective Cover

Features Made from quality plastics material dimensionally stable offers high durability for an incredible lifelong performance With color coded grooves you can effortlessly find the desired scales in a blink The grooves of three sides has different colors green red and yellow easy for you to distinguishing different faces and different proportions High accuracy measure architectural drawings accurately and read the measurements easily with appropriately sized markings The etched markings on scale ruler help eliminating the risk of rubbing away from the scale after long time use Perfect measurement tool for any architect draftsman engineer or student Specifications Name RulerMaterial PlasticsItem size 327 26 22mm 12 87 1 02 0 87inItem weight 42g 1 48ouncePackage size 340 33 30mm 13 39 12 30 1 18inPackage weight 64g 2 26ouncePackage includes 1 RulerDetails pictures