The Stabila 29924 Type 80A-2M magnetic level Pro Set comes with a torpedo level, and 24" & 48" magnetic levels. The torpedo level has one horizontal and one vertical vial. The magnetic levels include a strong rectangular aluminum profile with reinforcing ribs and removable end caps, an easy to read top-mounted horizontal vial, and flush mounted magnets. Certified accuracy in vial up position: 1/32" over 72". One horizontal (level) and two vertical (plump) vials - vials are guaranteed for life. Allows for hands free operation.