DOWELL 9 Inch Magnetic Box Level Torpedo Level,3 Different Bubbles/45°/90°/180°Measuring Shock Resistant Torpedo Level - Amazon.com
Klein Tools 935AB4V Level, 6.25-Inch Magnetic Torpedo Level is a Conduit Level with 4 Vials, V-Groove and Magnet Track, High Viz Orange - Amazon.com
Bosch 200 ft. Green 360-Degree Laser Level Self Leveling with Visimax Technology, Fine Adjustment Mount and Hard Carrying Case GLL3-300G - The Home Depot