Features: Achieve accurate leveling and measurements with this bubble, ensuring precise adjustments. Crafted with a metal structure, this bubble is suitable for various industrial environments and offer long term reliability. Suitable for professionals involved in engineering constructions and mechanical operations, such as constructions engineers and assembly technicians. Perfect for precise positioning and adjustments of equipment in constructions site, industrial facilities, and assembly workshops. The bubble provides clear scales and quick response, assisting users in achieving fast and accurate leveling adjustments. Its portable allows for easy transportation and usage in different scenarios. Specifications: Material: Aluminum Alloy Size: About. 9.35x9.35x1.8cm/3.68x3.68x0.71in Package Includes: 1pc Leveling Instrument note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.