Builtin levels Bubble: Integrated bubble levels allows quick horizontal checks during tiles installation, ensuring even surfaces and construction Steel Construction: Made from steel with anti rust and waterproof properties, withstands tough job conditions while maintaining long term Precisions Measurement: Features clear markings with clear and fade resistant design for accurate tiles alignment, providing reference for professional tiling work Stable Base Design: Nonslip base firmly adheres to tiles during use, movement for consistent measurements and efficient workflow Lightweight & Portable: Weighing only 235g with a compact 20cm measurement ranges, this leveling tool easy handling and portability for masons on site, Manufacturer: SHINLHUA