Box section levels made from high quality aluminium with three permanently fixed shock resistant acrylic UV resistant vials, 300mm - one horizontal and one vertical vials, 600mm,900mm and 1200mm - one horizontal and two vertical vials, precision milled bottom. V-Groove for levelling pipework. All the levels are electrostatically epoxy powder coated and baked for maximum protection. Fitted with shock absorbing end caps. Accuracy of 0.5mm per 1M = 0.029° in standard position. Features and BenefitsBox section levels made from high quality aluminiumThree permanently fixed shock resistant acrylic UV resistant vials, 300mm - one horizontal and one vertical vials, 600mm,900mm & 1200mm - one horizontal and two vertical vials, precision milled bottomV-Groove for levelling pipeworkFitted with shock absorbing end capsAccuracy of 0.5mm per 1M = 0.029° in standard position Contents 1 x Box Section Level, 900mm