High-quality and exquisite workmanship make it difficult to decompatiblem and fade. The smooth surface makes you feel very comcompatibletable to hold it. The clear scale makes it more convenient and easy compatible you to use. Corrosion resistance and high hardness makes it very strong and durable. Made of aluminum alloy material, it is very durable to use. The length of this product is 32.5cm, the width is 2.5cm and the height is 2.5cm. It is widely used in precision surveying, model making, blueprints, architecture, civil engineering, drawing and technical illustrations, etc. Item Name: Triangular Ruler Material: Aluminum Alloy Product Standard: Imperial Features: Corrosion-resistant, Widely Used, Anti-rust Product Specifications: A: Small Ratio, B: Large Ratio Size Details: Size: 32.5cm x 2.5cm x 2.5cm/12.8" x 0.98" x 0.98" (Approx.) Measuring Range: 0cm-300cm/0"-118.11" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Triangular Ruler