Jotyua Architectural Scale Ruler, 12 Inch Aluminium Architect Scale Ruler, Imperial Metal Engineers Triangular Ruler for Architects, Students and Draftsmen, Laser Etched Markings

Suitable for Many Years of Use: Made from solid aluminium, this plotting scale is Sturdy and resistant to corrosion and will not rust. The laser etched white markings mark the precise and clear numerical scale. Perfect for office drafting work or school classroom study. , Standard Imperial Measurements: this architect's ruler has three sides and six different scales. Includes scales on three sides: 1-1/2", 1, 3/4", 3/8", 3/16", 3/32", 1/2", 1/4", 1/8", 3, 16. The architectural ruler is a great present for engineers to help them in their work. , Professional Architectural Accuracy: 12" triangular architect's ruler designed to facilitate the drafting and measurement of architectural drawings such as plans, Laser Etching Technology: All numbers and measurement marks on the drafting ruler are laser etched for maximum clarity and readability. , Quality Assurance: If you are not satisfied with the product or have any questions about the product, please promptly and we will give you a satisfactory solution.