Feature: 1. Material: The thickened stainless steel plate is forged and is not easy to bend and deform. Sturdy And Durable Against Rusting 2. Easy to Use: Easy to read markings with bright black On silver design 3. Shape: L square ruler with moderate size. It is essential for every carpenter, construction professional and roofer. 4. Applicable: Ideal for carpentry applications in framing, roofing, stair work, in making layouts and patterns. Can also be used as straightedge for determining flatness of a surface. 5. Etching Process: Double-sided scale, long time use without worry about scale wear. Specification: Model Number: L Square Ruler Material: Stainless Steel Size: Small size: 5*10cm/1.97*3.94in (Thickness: 1.2mm/0.05in) Large size: 10*15cm/3.94*5.91in (Thickness: 1.2mm/0.05in) Package Includes: 1 X L Square Ruler Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 0-1cm measuring deviation due to manual measurement.