Accurate and Clear Readings: Laser marking for clear readings. The limiter is marked with a scale with a resolution of 0.02 mm for more accurate readings. Ergonomic design: Made of aluminum alloy, it is lightweight and can reduce stress on your elbows or your wrists. With the removable cover, you can fully customize the caliper with other components to suit your project. MULTIFUNCTIONAL: T-angle design for measuring 45 degrees, 90 degrees, 135 degrees and laying out lines. There are magnets on the back of the ruler, which allows you to work on special scenes and avoid random movements. HIGH QUALITY - The ruler consists of one piece of T-shaped plastic and a cap. Made of aluminum alloy. The surface is sandblasted and black anodized, wear-resistant and rust-resistant, and comfortable. Wide range of applications: T-shaped measuring range 0-100mm, measuring range of the main scale from 0 to 280 mm. Ideal for workshops, DIY, carpentry, crafts, model makers, carpenters, cabinet makers and woodworkers etc. Aluminum Alloy T-Shaped Ruler - Indispensable tool for DIY The multidimensional ruler of the map is used to measure 45 degrees, 90 degrees, depth and width on the drawing line. It is a versatile measuring tool. A+2 Ruler 280mm Ruler This 280mm T-Ruler gives you the ultimate ultra in terms of precision measurement. mark with precision to the nearest millimeter. Compared with ordinary calipers, the minimum measuring range of multiple calipers is more accurate and can be reduced to about 0.05mm/0.019".