Features • Durable Carbon Steel Construction - Crafted from high-quality carbon steel, this ruler is built to withstand heavy use without bending or breaking, ensuring long-lasting reliability • Precision Laser Engraved Scales - Features high precision scales that are laser engraved for clarity and durability, providing accurate measurements without the risk of fading over time • Safety-Polished Edges - Designed with carefully polished edges and corners to prevent any accidental cuts, making it safe for users of all levels, including students and professionals • Enhanced Wear Resistance - Chrome plating treatment significantly boosts the ruler's wear resistance, allowing for consistent performance and maintaining its pristine appearance over time • Versatile Rotatable Design - The innovative rotary feature allows for flexible use in various measuring tasks, making it an essential tool for any project that requires precise angle measurement Features: 1、1. Carbon steel forged ruler body, anti-, no . 2、2. High precision laser engraved scales, clear, wear resisting and no fading. 3、3. The edges and the corners of the ruler have been carefully polished, which will not hurt hands. 4、4. The ruler has gone through chrome plating treatment to enhance its wear resistance. 5、5. Rotatable straight ruler design makes the ruler more flexible to use. Specification: Features: 1. Carbon steel forged ruler body, anti-, no . 2. High precision laser engraved scales, clear, wear resisting and no fading. 3. The edges and the corners of the ruler have been carefully polished, which will not hurt hands. 4. The ruler has gone through chrome plating treatment to enhance its wear resistance. 5. Rotatable straight ruler design makes the ruler more flexible to use. Specification: Material: Carbon Steel Treatment: Chrome plating Size: 80*120mm Package Weight: 134g / 4.7oz (approx.) Package List: 1 * Rotary Protractor Package List