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. · · · Box section levels made from high quality aluminium · · Three 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 bottom · · V-Groove for levelling pipework · · Fitted with shock absorbing end caps · · Accuracy of 0.5mm per 1M = 0.029° in standard position · · Box section construction for added strength and durability