The height ruler is selected by the aluminum body, which is not easy to damage and drop-proof This ruler has a precise scale for accurate placement and precise measurement of tiles when laying floor tiles Our height ruler is easy and accurate to locate the precise horizontal height The tape is lightweight and easy to carry, ensuring accurate measurements, suitable for construction This ruler features an enlarged ABS base that provides stability, any unwanted movement during installation and ensures even alignment, Manufacturer: Mllepjdh