ACCURATE AND CLEAR READING - Laser marking, clear reading. The limiter is marked with a scale, with a resolution of 0.02 mm, which makes the reading more accurate. ERGONOMIC DESIGN - Made of aluminum alloy, its light weight can reduce the pressure on your elbow or wrist. With the detachable cap, you can use other components to completely customize the caliper according to the project. MULTIFUNCTIONAL - T-angle square design, it can measure 45 degrees, 90 degrees, 135 degrees and draw lines. With a magnet on the back, the ruler is convenient for you to work in special scenes to avoid random movements. HIGH QUALITY - The ruler is composed of a T-shaped part and a cap. Made of aluminum alloy. The surface is sandblasted in black and anodized, wear-resistant, rust-proof and comfortable to touch. WIDE APPLICATION - The T-shaped measuring limit is 0-100mm, the main scale measuring limit is 0-280mm. Suitable for workshop, DIY, woodworking, home crafts, modelers, woodworkers, cabinet makers