1.Please allow 1-2cm error due to manual measurement.Something about versatility: Multi gauge measuring tool is absolutely versatile. You can insert a straight ruler and this will work as a caliper. Multi gauge caliper comes with additional depth gauge accessory which is perfect for measuring items such as cylindrical rods, pipes and all kinds of angles. This depth gauge is also removable. You can fully customize the caliper with additional components based on the projects.​​​​​​​Color: black2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Easy-to-read: Each aluminum is precisely milled with state-of-the-art MCT equipment followed by sanding procedure and finishing touches. Multi gauge square ruler is constructed for maximum durability. Blades are engraved with marks on the scale with white markings on black smooth backgrounds for increased readability.Division value: 0.05mm, 1/128inchStable & Lightweight: The is made of the anodized aluminum material with 2mm thickness. This stable aluminum tool plate is sturdy yet surprisingly lightweight. It is 30g lighter than regular calipers. If you are a who uses square rulers all day, you can tell the difference right away. The lightweight body is ergonomically designed to ease the pressure on the elbows or wrists while measuring and marking.Measuring range: 0-128mm, 0-11inchAccurate: multi gauge gives you the ultimate marking accuracy, allowing the user to accurately mark up to the finest millimeter. The scale and main scale were designed to slide smoothly into the main body and it will fit on to objects perfectly. Multi gauge has more accurate minimum measuring range than regular calipers which can mark up to 1/20 (0.05)mm which is about 0.019 inches.Multi-function (measurement and marking): With one multi gauge caliper you can do 5 different things. From measuring 45 degrees, 90 degrees, depth, width to