[Leveling Special Ruler Equal Height Ruler]This height ruler is suitable for all kinds of indoor and outdoor work, carpentry, flooring, tiles. to falling, accurately positioned horizontally,and has a hollow interior that can be weighted with sand. [Measuring Ruler With Magnetic Base]This floor tile height ruler enables accurate measurement and precise positioning. There is magnet at the bottom of the height ruler, which can be adsorbed on the ceiling frame.The height ruler allows you to create precise angles and measurements for intricate woodworking tasks and crafts. [Dual Use Measuring Ruler with Magnetic Base]This height ruler has a high-definition double-sided scale design and a thickened ruler body for precise angle measurements. [Ceiling and Floor Tile Height Ruler]This height ruler is made of high-quality aluminum alloy. The thickened ruler body has clear scales on both sides. [Ceiling Leveling Ruler]This Height Ruler Tool Whether you are renovating a kitchen, bathroom or hallway, the height ruler is suitable for use in a variety of environments, making it an essential tool for tile projects for individuals who need to level floor tiles to a professional finish, Manufacturer: Mcnhbdgg