Ample Quantity & Protection: You get 10 architect triangle drafting rulers, each 12.8x1x1inch/32.5x2.55x2.25cm, with plastic covers to prevent tearing and soiling, meeting daily and replacement needs
Sturdy Aluminum Alloy: Made of high - quality anodized aluminum alloy, these architectural scale rulers are durable, not easy to break, deform or bend, retaining color and shape over time
Precise Laser Etching: Numbers and marks on these architect triangular scales are laser - etched for clear, readable and accurate markings, ensuring precise performance for blueprint work
Diverse Scale Options: These engineering scale rulers have triple - sided scales including 1-1/2", 1, 3/4", 3/8", 3/16", 3/32", 1/2", 1/4", 1/8", 3, 16, suitable for various architectural and drafting projects
Smooth & Safe to Use: As blueprint measuring tools, these architecture scale rulers have smooth, burr - free surfaces, safe for hands during use, ideal for technicians, engineers and other professionals
