Precise Meets Durability:The Metal Ruler craft from aluminum, offering both metric measurements for accurate and consistent results in every use. and Convenience:Each ruler features a safe, nonsharp edges and double side measurements, complemented by a smooth finishes with nonburrs, making them essential tool for any precise task. Professional and Hobbyists Tool: Suitable for students, engineers, architects, and enthusiasts who demand accuracy and reliability in their measuring tool. Various Setting:Whether it's for crafting in the workshop, drafting in the studio, or project planning on site, these rulers are the tool for all your measurement needs. Enhances Accuracy:With ruler with clear marking and robusts construction, you can take your projects, crafting, or professional work.