... spirit level, with reasonable priceFeature: 1. Aluminum alloy frame 2. With three bubbles with high precision,1 horizontal 1 vertical 1 45 ... high quality oxidation6. Specification:12",16",20",24",32",40",48",60",72",80" 7.Thickness:1.4mm8.Precision:1mm/mcast aluminum ... level ,aluminum torpedo level water bubble aluminum level