Features: Crafted from premium 2Cr13 stainless steel, this ruler delivers resistance and durability, maintaining in environments for art tools and measurement instruments. Available in multiple sizes with markings, it ensures accurate 0.1mm scale measurements and effortless line creation for sketching, drafting, and technical drawing projects. Designed for art , hobbyists, and seeking drafting tools, it simplifies exam preparations and creative workflows with its user friendly alignment features. Perfect for exam settings, studio sketching, layouts, and craft projects, its slip edges stability on paper surfaces during precise artistic . This versatile stainless steel ruler combines industrial grade construction with artistic functionality, serving as an indispensable tool for achieving results arts and design disciplines. Specifications: Component: 2Cr13 stainless steel 2x2:16x4cm 3x3:19x5cm 3.5x3.5:17x5.5cm : 19.5x6cm 4.5x4.5: 22.5x7.5cm 5x5: 24.5x8cm 5.5x5.5: 26.5x8.5cm 6x6: 28.5x9cm : 32.5x10cm Package Includes: 1x square ruler note: Note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!