This 1800mm Draper level has dual vials and Opti-Vision Box Section Ergo-Grip The Draper 06996 is an expert quality, tough aluminum box-section level comprising two highly visible \'Opti-Vision\' solid acrylic UV resistant vials, a reinforced horizontal vial with gradient lines, and a vertical vial with side view into a patented curved profile for enhanced visibility.  Features: This level has been electrostatically epoxy powder coated and baked for maximum protection Fitted with \'Ergo-Grip\'™ non-slip handle on 60cm and two on 90cm and above, oversized shock-absorbing end caps The base has a finely milled surface up to 120cm (1.8 and 2.0M unground. Accuracy 0.5mm per 1M = 0.029° in standard position Specification: Length: 1800mm Vials: 2