- Precision and clarity: The height ruler features HD double-sided scales on an aluminum alloy body, enabling accurate angle measurements. This is an essential tool for professionals and craftsmen, helping to save time and energy during renovations. - Durable materials and clear markings: Made from high quality aluminum alloy, with laser-engraved scales. The thickened ruler body provides clear scales on both sides, offering long-lasting use and corrosion resistance. - Double-sided precision for leveling: Suitable for floor tile workers, renovation professionals, and DIY enthusiasts. The height ruler supports the leveling process and helps ensure quality results. - Flexible, multi-use design: Ideal for home renovations, construction projects, and public areas. Suitable for different situations requiring precise and stable floor tile installation. Resistant to falls, positioned exactly horizontally, does not rust easily, and features a hollow interior that can be weighted with sand.