Robust block levels ensure precise leveling even under difficult working conditions for maximum lifespan with lasting accuracy (0.5 mm/m). Large central tube for improved readability. ABS housing for high drop protection and long-lasting accuracy. Rotatable tube for variable angle measurements. Shock-resistant end caps with ABS core and overmolded TPR rubber for enhanced drop protection and durability. Machined bottom for a flat surface, resulting in higher accuracy and precise work. Hollow profile made of extruded aluminum for durability and torsional rigidity. Grip openings at both ends for convenient transport, storage, and easy handling.