Extruded 0.9mm aluminium box section level. Powder coated for corrosion resistance. Accuracy 1mm in 1m (0.057°). Model includes UV resistant and shockproof vials, one horizontal with side view, one vertical and one 45°. Base with precision milled face. Features & Benefits:Extruded 0.9mm aluminium box section level.Powder coated for corrosion resistance.Accuracy 1mm in 1m (0.057°).Model includes UV resistant and shockproof vials, one horizontal with side view, one vertical and one 45°.Base with precision milled face.Lifetime guarantee*.Model No. AK9860 Specifications: Model No AK9860 Brand: Premier Length: 600mm Nett Weight: 284g