Durable Metal Material: Our double-sided metric laser scale is accurate to 0.5mm and provides very clear and easy readability. This tool is durable and allows for accurate positioning. 45° and 90° Angle Marking: The metal slide is used for consistent parallel guidance along the edge of the workpiece and can act on marks at 45° and 90° angles. The combination of multiple angles makes woodworking easier and more interesting. Easy to Use: With its centimeter measurement function, the marking ruler has a small hole every 1cm, which allows for simple and convenient operation of the horizontal line. Easy to Store: This marking ruler is equipped with a hanging hole, which allows you to easily hang it up and keep it within reach. You will find it at a glance in your carpentry workshop. Wide range of applications: Our carpenter's square ruler is versatile and suitable for a variety of applications in the field of carpentry, including carpentry, DIY projects, crafts and much more. Whether you