[Cut Guide Tool] - It allows the external and inner angles to be read directly from a scale. Divides the top angle in two without changing the setting. It is ideal for measuring the angles when cutting large boards, fillets and architraves. . [Angle Measurement Tool] - A tool that should be in your tool bag really helps when you need to cut challenging special angles, saving a lot of time and disappointment to measure the corners and quickly cut the corners. Working with wood, porcelain tile or ceramic tile or at any time you need sensitive cuts, no more material and waste . [You can easily lock angles with metal buttons] - Easy to set up and read the markings are easy. The angle ruler can measure any desired angle or shape correctly by squeezing or loosening the screw, and when you need to deal with paper templates and cut them, it is perfectly locked to any desired angle when you need to sign . [High Application] - This angle is useful up to cutting tiles, bricks, stone, wood, laminate and any project you can think of. Any DIY enthusiast is perfect for carpenter . [High accuracy] - Our angle ruler can measure angles from 10 degrees to 170 degrees, and at the same time measuring both the inclusive angle and half angle. It is easy to get the angles correctly for supports