9", Magnetic, Billet Torpedo Level, 4 Vial, Precision Machined Solid Billet Aluminum Frame, Rare Earth Magnets, 5 TimesStronger Magnets, 4 Accurate Reading Vials, 0 Degree, 30 Degree, 45 Degree & 90 Degree, 45 Degree Angle Gauging Edge, V-Groove Working Edge For Pipe & Conduit, Machined Vial Openings Assure Accuracy.